diff --git a/src/main/java/eu/mulk/mulkcms2/benki/accesscontrol/Role.java b/src/main/java/eu/mulk/mulkcms2/benki/accesscontrol/Role.java
index 200997e..b3efeb9 100644
--- a/src/main/java/eu/mulk/mulkcms2/benki/accesscontrol/Role.java
+++ b/src/main/java/eu/mulk/mulkcms2/benki/accesscontrol/Role.java
@@ -12,6 +12,8 @@
 import javax.persistence.ElementCollection;
 import javax.persistence.Entity;
 import javax.persistence.FetchType;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
 import javax.persistence.Id;
 import javax.persistence.JoinColumn;
 import javax.persistence.JoinTable;
@@ -25,8 +27,9 @@
 public class Role extends PanacheEntityBase {
 
   @Id
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
   @Column(name = "id", nullable = false)
-  public int id;
+  public Integer id;
 
   @Column(name = "name", nullable = true, length = -1)
   public String name;
diff --git a/src/main/java/eu/mulk/mulkcms2/benki/generic/Post.java b/src/main/java/eu/mulk/mulkcms2/benki/generic/Post.java
index 309fb67..596a6f7 100644
--- a/src/main/java/eu/mulk/mulkcms2/benki/generic/Post.java
+++ b/src/main/java/eu/mulk/mulkcms2/benki/generic/Post.java
@@ -7,6 +7,8 @@
 import javax.persistence.Column;
 import javax.persistence.Entity;
 import javax.persistence.FetchType;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
 import javax.persistence.Id;
 import javax.persistence.Inheritance;
 import javax.persistence.InheritanceType;
@@ -14,6 +16,7 @@
 import javax.persistence.JoinTable;
 import javax.persistence.ManyToMany;
 import javax.persistence.ManyToOne;
+import javax.persistence.SequenceGenerator;
 import javax.persistence.Table;
 
 @Entity
@@ -22,8 +25,14 @@
 public abstract class Post extends PanacheEntityBase {
 
   @Id
+  @SequenceGenerator(
+      allocationSize = 1,
+      sequenceName = "posts_id_seq",
+      name = "posts_id_seq",
+      schema = "benki")
+  @GeneratedValue(strategy = GenerationType.SEQUENCE, generator = "posts_id_seq")
   @Column(name = "id", nullable = false)
-  public int id;
+  public Integer id;
 
   @Column(name = "date", nullable = true)
   public OffsetDateTime date;
diff --git a/src/main/java/eu/mulk/mulkcms2/benki/users/User.java b/src/main/java/eu/mulk/mulkcms2/benki/users/User.java
index 40e5364..72a63f6 100644
--- a/src/main/java/eu/mulk/mulkcms2/benki/users/User.java
+++ b/src/main/java/eu/mulk/mulkcms2/benki/users/User.java
@@ -14,9 +14,10 @@
 import javax.persistence.ElementCollection;
 import javax.persistence.Entity;
 import javax.persistence.FetchType;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
 import javax.persistence.Id;
 import javax.persistence.JoinColumn;
-import javax.persistence.JoinColumns;
 import javax.persistence.JoinTable;
 import javax.persistence.ManyToMany;
 import javax.persistence.OneToMany;
@@ -28,8 +29,9 @@
 public class User extends PanacheEntityBase {
 
   @Id
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
   @Column(name = "id", nullable = false)
-  public int id;
+  public Integer id;
 
   @Column(name = "first_name", nullable = true, length = -1)
   public String firstName;
diff --git a/src/main/java/eu/mulk/mulkcms2/benki/wiki/WikiPage.java b/src/main/java/eu/mulk/mulkcms2/benki/wiki/WikiPage.java
index 9b40d5d..b627f9a 100644
--- a/src/main/java/eu/mulk/mulkcms2/benki/wiki/WikiPage.java
+++ b/src/main/java/eu/mulk/mulkcms2/benki/wiki/WikiPage.java
@@ -5,6 +5,8 @@
 import javax.persistence.Column;
 import javax.persistence.Entity;
 import javax.persistence.FetchType;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
 import javax.persistence.Id;
 import javax.persistence.OneToMany;
 import javax.persistence.OrderBy;
@@ -16,7 +18,8 @@
 
   @Id
   @Column(name = "id", nullable = false)
-  public int id;
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
+  public Integer id;
 
   @OneToMany(mappedBy = "page", fetch = FetchType.LAZY)
   @OrderBy("date desc")
diff --git a/src/main/java/eu/mulk/mulkcms2/benki/wiki/WikiPageRevision.java b/src/main/java/eu/mulk/mulkcms2/benki/wiki/WikiPageRevision.java
index c6bcf5f..5783166 100644
--- a/src/main/java/eu/mulk/mulkcms2/benki/wiki/WikiPageRevision.java
+++ b/src/main/java/eu/mulk/mulkcms2/benki/wiki/WikiPageRevision.java
@@ -6,6 +6,8 @@
 import javax.persistence.Column;
 import javax.persistence.Entity;
 import javax.persistence.FetchType;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
 import javax.persistence.Id;
 import javax.persistence.JoinColumn;
 import javax.persistence.ManyToOne;
@@ -16,8 +18,9 @@
 public class WikiPageRevision extends PanacheEntityBase {
 
   @Id
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
   @Column(name = "id", nullable = false)
-  public int id;
+  public Integer id;
 
   @Column(name = "date", nullable = true)
   public OffsetDateTime date;
diff --git a/src/main/java/eu/mulk/mulkcms2/cms/comments/Comment.java b/src/main/java/eu/mulk/mulkcms2/cms/comments/Comment.java
index 0843c12..11df62b 100644
--- a/src/main/java/eu/mulk/mulkcms2/cms/comments/Comment.java
+++ b/src/main/java/eu/mulk/mulkcms2/cms/comments/Comment.java
@@ -6,6 +6,8 @@
 import javax.persistence.Column;
 import javax.persistence.Entity;
 import javax.persistence.FetchType;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
 import javax.persistence.Id;
 import javax.persistence.JoinColumn;
 import javax.persistence.ManyToOne;
@@ -17,8 +19,9 @@
 public class Comment extends PanacheEntityBase {
 
   @Id
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
   @Column(name = "id", nullable = false)
-  public int id;
+  public Integer id;
 
   @Column(name = "global_id", nullable = true, length = -1)
   public String globalId;
diff --git a/src/main/java/eu/mulk/mulkcms2/cms/comments/CommentRevision.java b/src/main/java/eu/mulk/mulkcms2/cms/comments/CommentRevision.java
index 2c6f6e4..7d642d4 100644
--- a/src/main/java/eu/mulk/mulkcms2/cms/comments/CommentRevision.java
+++ b/src/main/java/eu/mulk/mulkcms2/cms/comments/CommentRevision.java
@@ -8,6 +8,8 @@
 import javax.persistence.Column;
 import javax.persistence.Entity;
 import javax.persistence.FetchType;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
 import javax.persistence.Id;
 import javax.persistence.JoinColumn;
 import javax.persistence.ManyToOne;
@@ -20,8 +22,9 @@
 public class CommentRevision extends PanacheEntityBase {
 
   @Id
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
   @Column(name = "id", nullable = false)
-  public int id;
+  public Integer id;
 
   @Column(name = "date", nullable = true)
   public Timestamp date;
diff --git a/src/main/java/eu/mulk/mulkcms2/cms/journal/Journal.java b/src/main/java/eu/mulk/mulkcms2/cms/journal/Journal.java
index f3732a7..fe11ca0 100644
--- a/src/main/java/eu/mulk/mulkcms2/cms/journal/Journal.java
+++ b/src/main/java/eu/mulk/mulkcms2/cms/journal/Journal.java
@@ -5,6 +5,8 @@
 import javax.persistence.Column;
 import javax.persistence.Entity;
 import javax.persistence.FetchType;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
 import javax.persistence.Id;
 import javax.persistence.OneToMany;
 import javax.persistence.Table;
@@ -14,8 +16,9 @@
 public class Journal extends PanacheEntityBase {
 
   @Id
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
   @Column(name = "id", nullable = false)
-  public int id;
+  public Integer id;
 
   @Column(name = "path_prefix", nullable = true, length = -1)
   public String pathPrefix;
diff --git a/src/main/java/eu/mulk/mulkcms2/cms/legacyjournal/LegacyJournalCategory.java b/src/main/java/eu/mulk/mulkcms2/cms/legacyjournal/LegacyJournalCategory.java
index 92cc3df..31a968e 100644
--- a/src/main/java/eu/mulk/mulkcms2/cms/legacyjournal/LegacyJournalCategory.java
+++ b/src/main/java/eu/mulk/mulkcms2/cms/legacyjournal/LegacyJournalCategory.java
@@ -3,6 +3,8 @@
 import io.quarkus.hibernate.orm.panache.PanacheEntityBase;
 import javax.persistence.Column;
 import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
 import javax.persistence.Id;
 import javax.persistence.Table;
 
@@ -11,8 +13,9 @@
 public class LegacyJournalCategory extends PanacheEntityBase {
 
   @Id
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
   @Column(name = "id", nullable = false)
-  public int id;
+  public Integer id;
 
   @Column(name = "uuid", nullable = false, length = 36)
   public String uuid;
diff --git a/src/main/java/eu/mulk/mulkcms2/cms/legacyjournal/LegacyJournalComment.java b/src/main/java/eu/mulk/mulkcms2/cms/legacyjournal/LegacyJournalComment.java
index f3ecc5c..06ca820 100644
--- a/src/main/java/eu/mulk/mulkcms2/cms/legacyjournal/LegacyJournalComment.java
+++ b/src/main/java/eu/mulk/mulkcms2/cms/legacyjournal/LegacyJournalComment.java
@@ -4,6 +4,8 @@
 import javax.persistence.Column;
 import javax.persistence.Entity;
 import javax.persistence.FetchType;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
 import javax.persistence.Id;
 import javax.persistence.JoinColumn;
 import javax.persistence.ManyToOne;
@@ -14,8 +16,9 @@
 public class LegacyJournalComment extends PanacheEntityBase {
 
   @Id
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
   @Column(name = "id", nullable = false)
-  public int id;
+  public Integer id;
 
   @Column(name = "uuid", nullable = false, length = 36)
   public String uuid;
diff --git a/src/main/java/eu/mulk/mulkcms2/cms/legacyjournal/LegacyJournalEntry.java b/src/main/java/eu/mulk/mulkcms2/cms/legacyjournal/LegacyJournalEntry.java
index 0038f97..fcbf895 100644
--- a/src/main/java/eu/mulk/mulkcms2/cms/legacyjournal/LegacyJournalEntry.java
+++ b/src/main/java/eu/mulk/mulkcms2/cms/legacyjournal/LegacyJournalEntry.java
@@ -5,6 +5,8 @@
 import javax.persistence.Column;
 import javax.persistence.Entity;
 import javax.persistence.FetchType;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
 import javax.persistence.Id;
 import javax.persistence.OneToMany;
 import javax.persistence.Table;
@@ -14,8 +16,9 @@
 public class LegacyJournalEntry extends PanacheEntityBase {
 
   @Id
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
   @Column(name = "id", nullable = false)
-  public int id;
+  public Integer id;
 
   @Column(name = "uuid", nullable = false, length = 36)
   public String uuid;
diff --git a/src/main/java/eu/mulk/mulkcms2/cms/legacyjournal/LegacyJournalPingback.java b/src/main/java/eu/mulk/mulkcms2/cms/legacyjournal/LegacyJournalPingback.java
index 6f0022b..2d2702b 100644
--- a/src/main/java/eu/mulk/mulkcms2/cms/legacyjournal/LegacyJournalPingback.java
+++ b/src/main/java/eu/mulk/mulkcms2/cms/legacyjournal/LegacyJournalPingback.java
@@ -4,6 +4,8 @@
 import javax.persistence.Column;
 import javax.persistence.Entity;
 import javax.persistence.FetchType;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
 import javax.persistence.Id;
 import javax.persistence.JoinColumn;
 import javax.persistence.ManyToOne;
@@ -14,8 +16,9 @@
 public class LegacyJournalPingback extends PanacheEntityBase {
 
   @Id
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
   @Column(name = "id", nullable = false)
-  public int id;
+  public Integer id;
 
   @Column(name = "uuid", nullable = false, length = 36)
   public String uuid;
diff --git a/src/main/java/eu/mulk/mulkcms2/cms/legacyjournal/LegacyJournalTrackback.java b/src/main/java/eu/mulk/mulkcms2/cms/legacyjournal/LegacyJournalTrackback.java
index 3d9c500..618a2e3 100644
--- a/src/main/java/eu/mulk/mulkcms2/cms/legacyjournal/LegacyJournalTrackback.java
+++ b/src/main/java/eu/mulk/mulkcms2/cms/legacyjournal/LegacyJournalTrackback.java
@@ -4,6 +4,8 @@
 import javax.persistence.Column;
 import javax.persistence.Entity;
 import javax.persistence.FetchType;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
 import javax.persistence.Id;
 import javax.persistence.JoinColumn;
 import javax.persistence.ManyToOne;
@@ -14,8 +16,9 @@
 public class LegacyJournalTrackback extends PanacheEntityBase {
 
   @Id
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
   @Column(name = "id", nullable = false)
-  public int id;
+  public Integer id;
 
   @Column(name = "uuid", nullable = false, length = 36)
   public String uuid;
diff --git a/src/main/java/eu/mulk/mulkcms2/cms/pages/Article.java b/src/main/java/eu/mulk/mulkcms2/cms/pages/Article.java
index 100c730..c3772f0 100644
--- a/src/main/java/eu/mulk/mulkcms2/cms/pages/Article.java
+++ b/src/main/java/eu/mulk/mulkcms2/cms/pages/Article.java
@@ -8,6 +8,8 @@
 import javax.persistence.Column;
 import javax.persistence.Entity;
 import javax.persistence.FetchType;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
 import javax.persistence.Id;
 import javax.persistence.JoinColumn;
 import javax.persistence.JoinTable;
@@ -21,8 +23,9 @@
 public class Article extends PanacheEntityBase {
 
   @Id
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
   @Column(name = "id", nullable = false)
-  public int id;
+  public Integer id;
 
   @OneToMany(mappedBy = "article", fetch = FetchType.LAZY)
   public Collection<ArticleAlias> aliases;
diff --git a/src/main/java/eu/mulk/mulkcms2/cms/pages/ArticleRevision.java b/src/main/java/eu/mulk/mulkcms2/cms/pages/ArticleRevision.java
index 670df90..2034e35 100644
--- a/src/main/java/eu/mulk/mulkcms2/cms/pages/ArticleRevision.java
+++ b/src/main/java/eu/mulk/mulkcms2/cms/pages/ArticleRevision.java
@@ -8,6 +8,8 @@
 import javax.persistence.Column;
 import javax.persistence.Entity;
 import javax.persistence.FetchType;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
 import javax.persistence.Id;
 import javax.persistence.JoinColumn;
 import javax.persistence.JoinTable;
@@ -21,8 +23,9 @@
 public class ArticleRevision extends PanacheEntityBase {
 
   @Id
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
   @Column(name = "id", nullable = false)
-  public int id;
+  public Integer id;
 
   @Column(name = "date", nullable = true)
   public Timestamp date;
diff --git a/src/main/java/eu/mulk/mulkcms2/cms/pages/ArticleType.java b/src/main/java/eu/mulk/mulkcms2/cms/pages/ArticleType.java
index d3d3100..c59acaa 100644
--- a/src/main/java/eu/mulk/mulkcms2/cms/pages/ArticleType.java
+++ b/src/main/java/eu/mulk/mulkcms2/cms/pages/ArticleType.java
@@ -5,6 +5,8 @@
 import javax.persistence.Column;
 import javax.persistence.Entity;
 import javax.persistence.FetchType;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
 import javax.persistence.Id;
 import javax.persistence.OneToMany;
 import javax.persistence.Table;
@@ -14,8 +16,9 @@
 public class ArticleType extends PanacheEntityBase {
 
   @Id
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
   @Column(name = "id", nullable = false)
-  public int id;
+  public Integer id;
 
   @Column(name = "name", nullable = true, length = -1)
   public String name;
diff --git a/src/main/java/eu/mulk/mulkcms2/cms/pages/Category.java b/src/main/java/eu/mulk/mulkcms2/cms/pages/Category.java
index 1f5902f..2801c98 100644
--- a/src/main/java/eu/mulk/mulkcms2/cms/pages/Category.java
+++ b/src/main/java/eu/mulk/mulkcms2/cms/pages/Category.java
@@ -5,6 +5,8 @@
 import javax.persistence.Column;
 import javax.persistence.Entity;
 import javax.persistence.FetchType;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
 import javax.persistence.Id;
 import javax.persistence.JoinColumn;
 import javax.persistence.JoinTable;
@@ -16,8 +18,9 @@
 public class Category extends PanacheEntityBase {
 
   @Id
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
   @Column(name = "id", nullable = false)
-  public int id;
+  public Integer id;
 
   @Column(name = "name", nullable = false, length = -1)
   public String name;
diff --git a/src/main/java/eu/mulk/mulkcms2/cms/users/User.java b/src/main/java/eu/mulk/mulkcms2/cms/users/User.java
index 41e252c..929bc67 100644
--- a/src/main/java/eu/mulk/mulkcms2/cms/users/User.java
+++ b/src/main/java/eu/mulk/mulkcms2/cms/users/User.java
@@ -7,6 +7,8 @@
 import javax.persistence.Column;
 import javax.persistence.Entity;
 import javax.persistence.FetchType;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
 import javax.persistence.Id;
 import javax.persistence.OneToMany;
 import javax.persistence.Table;
@@ -16,8 +18,9 @@
 public class User extends PanacheEntityBase {
 
   @Id
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
   @Column(name = "id", nullable = false)
-  public int id;
+  public Integer id;
 
   @Column(name = "name", nullable = true, length = -1)
   public String name;