diff --git a/packages/aws-cdk-lib/.npmignore b/packages/aws-cdk-lib/.npmignore
index 2dc24eb04ffe0..3af20c5519270 100644
--- a/packages/aws-cdk-lib/.npmignore
+++ b/packages/aws-cdk-lib/.npmignore
@@ -15,6 +15,7 @@ coverage
 # Build gear
 build-tools
 dist
+!custom-resource-handlers/dist/
 scripts
 .LAST_BUILD
 .LAST_PACKAGE