diff --git a/jOOQ/src/main/java/org/jooq/tools/Convert.java b/jOOQ/src/main/java/org/jooq/tools/Convert.java
index babd6b1741..471af83d8b 100644
--- a/jOOQ/src/main/java/org/jooq/tools/Convert.java
+++ b/jOOQ/src/main/java/org/jooq/tools/Convert.java
@@ -579,7 +579,7 @@ public final class Convert {
                         return (U) Boolean.FALSE;
                     }
                     else {
-                        return null;
+                        return (U) (toClass == Boolean.class ? null : false);
                     }
                 }
                 else if (toClass == Character.class || toClass == char.class) {