diff --git a/src/main/java/com/samskivert/depot/impl/DepotMarshaller.java b/src/main/java/com/samskivert/depot/impl/DepotMarshaller.java
index ca37373..8285bf4 100644
--- a/src/main/java/com/samskivert/depot/impl/DepotMarshaller.java
+++ b/src/main/java/com/samskivert/depot/impl/DepotMarshaller.java
@@ -659,7 +659,7 @@ public class DepotMarshaller<T extends PersistentRecord> implements QueryMarshal
             }
 
             try {
-                int nextValue = vg.nextGeneratedValue(conn, liaison, stmt);
+                long nextValue = vg.nextGeneratedValue(conn, liaison, stmt);
                 field.set(po, nextValue);
 
             } catch (Exception e) {
diff --git a/src/main/java/com/samskivert/depot/impl/TableValueGenerator.java b/src/main/java/com/samskivert/depot/impl/TableValueGenerator.java
index 575c484..e58820b 100644
--- a/src/main/java/com/samskivert/depot/impl/TableValueGenerator.java
+++ b/src/main/java/com/samskivert/depot/impl/TableValueGenerator.java
@@ -111,7 +111,7 @@ public class TableValueGenerator extends ValueGenerator
                     ", column=" + _valueColumnName + "]");
             }
             // fetch the next available value
-            int val = rs.getLong(1);
+            long val = rs.getLong(1);
 
             // claim this value locklessly
             writeStatement.setLong(1, val + _allocationSize);
diff --git a/src/main/java/com/samskivert/depot/impl/jdbc/BaseLiaison.java b/src/main/java/com/samskivert/depot/impl/jdbc/BaseLiaison.java
index a50ae5e..d7c8bd3 100644
--- a/src/main/java/com/samskivert/depot/impl/jdbc/BaseLiaison.java
+++ b/src/main/java/com/samskivert/depot/impl/jdbc/BaseLiaison.java
@@ -213,7 +213,7 @@ public abstract class BaseLiaison implements DatabaseLiaison
 
     // from DatabaseLiaison
     public abstract void createGenerator (Connection conn, String tableName, String columnName,
-                                          int initialValue)
+                                          long initialValue)
         throws SQLException;
 
     // from DatabaseLiaison
diff --git a/src/main/java/com/samskivert/depot/impl/jdbc/DatabaseLiaison.java b/src/main/java/com/samskivert/depot/impl/jdbc/DatabaseLiaison.java
index ee33c88..cceb8ce 100644
--- a/src/main/java/com/samskivert/depot/impl/jdbc/DatabaseLiaison.java
+++ b/src/main/java/com/samskivert/depot/impl/jdbc/DatabaseLiaison.java
@@ -63,7 +63,7 @@ public interface DatabaseLiaison
      * should have no negative effect like resetting it).
      */
     public void createGenerator (Connection conn, String tableName, String columnName,
-                                 int initialValue)
+                                 long initialValue)
         throws SQLException;
 
     /**
diff --git a/src/main/java/com/samskivert/depot/impl/jdbc/DefaultLiaison.java b/src/main/java/com/samskivert/depot/impl/jdbc/DefaultLiaison.java
index fe7305f..3659897 100644
--- a/src/main/java/com/samskivert/depot/impl/jdbc/DefaultLiaison.java
+++ b/src/main/java/com/samskivert/depot/impl/jdbc/DefaultLiaison.java
@@ -33,7 +33,7 @@ public class DefaultLiaison extends BaseLiaison
     }
 
     @Override // from DatabaseLiaison
-    public void createGenerator (Connection conn, String tableName, String columnName, int initValue)
+    public void createGenerator (Connection conn, String tableName, String columnName, long initValue)
         throws SQLException
     {
         // nothing doing
diff --git a/src/main/java/com/samskivert/depot/impl/jdbc/HsqldbLiaison.java b/src/main/java/com/samskivert/depot/impl/jdbc/HsqldbLiaison.java
index 2c461f3..157de57 100644
--- a/src/main/java/com/samskivert/depot/impl/jdbc/HsqldbLiaison.java
+++ b/src/main/java/com/samskivert/depot/impl/jdbc/HsqldbLiaison.java
@@ -49,7 +49,7 @@ public class HsqldbLiaison extends BaseLiaison
 
     @Override // from DatabaseLiaison
     public void createGenerator (Connection conn, String tableName,
-                                 String columnName, int initValue)
+                                 String columnName, long initValue)
         throws SQLException
     {
         if (initValue == 1) {
diff --git a/src/main/java/com/samskivert/depot/impl/jdbc/MySQLLiaison.java b/src/main/java/com/samskivert/depot/impl/jdbc/MySQLLiaison.java
index b4dda37..7bd4a29 100644
--- a/src/main/java/com/samskivert/depot/impl/jdbc/MySQLLiaison.java
+++ b/src/main/java/com/samskivert/depot/impl/jdbc/MySQLLiaison.java
@@ -36,7 +36,7 @@ public class MySQLLiaison extends BaseLiaison
     }
 
     @Override // from DatabaseLiaison
-    public void createGenerator (Connection conn, String tableName, String columnName, int initValue)
+    public void createGenerator (Connection conn, String tableName, String columnName, long initValue)
         throws SQLException
     {
         // TODO: is there any way we can set the initial AUTO_INCREMENT value?