diff --git a/jOOQ/src/main/java/org/jooq/impl/Tools.java b/jOOQ/src/main/java/org/jooq/impl/Tools.java
index 7b39b2a45a..da899e893f 100644
--- a/jOOQ/src/main/java/org/jooq/impl/Tools.java
+++ b/jOOQ/src/main/java/org/jooq/impl/Tools.java
@@ -3635,7 +3635,7 @@ final class Tools {
 
                         if (m.contains("constraint violated: duplicate key"))
                             return new IntegrityConstraintViolationException("SQL [" + sql + "]; " + e.getMessage(), e);
-                        else if (m.contains("constraint error: not null constraint failed"));
+                        else if (m.contains("constraint error: not null constraint failed"))
                             return new IntegrityConstraintViolationException("SQL [" + sql + "]; " + e.getMessage(), e);
                     }
                 }