diff --git a/jOOQ/src/main/java/org/jooq/conf/MappedSchema.java b/jOOQ/src/main/java/org/jooq/conf/MappedSchema.java
index 34bfc60241..2173d42e81 100644
--- a/jOOQ/src/main/java/org/jooq/conf/MappedSchema.java
+++ b/jOOQ/src/main/java/org/jooq/conf/MappedSchema.java
@@ -258,7 +258,7 @@ public class MappedSchema
         final int prime = 31;
         int result = 1;
         result = ((prime*result)+((input == null)? 0 :input.hashCode()));
-        result = ((prime*result)+((inputExpression == null)? 0 :inputExpression.hashCode()));
+        result = ((prime*result)+((inputExpression == null)? 0 :inputExpression.pattern().hashCode()));
         result = ((prime*result)+((output == null)? 0 :output.hashCode()));
         result = ((prime*result)+((tables == null)? 0 :tables.hashCode()));
         return result;
diff --git a/jOOQ/src/main/java/org/jooq/conf/MappedTable.java b/jOOQ/src/main/java/org/jooq/conf/MappedTable.java
index 9be69f264b..7577fb2818 100644
--- a/jOOQ/src/main/java/org/jooq/conf/MappedTable.java
+++ b/jOOQ/src/main/java/org/jooq/conf/MappedTable.java
@@ -204,7 +204,7 @@ public class MappedTable
         final int prime = 31;
         int result = 1;
         result = ((prime*result)+((input == null)? 0 :input.hashCode()));
-        result = ((prime*result)+((inputExpression == null)? 0 :inputExpression.hashCode()));
+        result = ((prime*result)+((inputExpression == null)? 0 :inputExpression.pattern().hashCode()));
         result = ((prime*result)+((output == null)? 0 :output.hashCode()));
         return result;
     }