diff --git a/python/ql/lib/qlpack.yml b/python/ql/lib/qlpack.yml
index ad4bbced61a1..92d4d0e4c93b 100644
--- a/python/ql/lib/qlpack.yml
+++ b/python/ql/lib/qlpack.yml
@@ -19,3 +19,4 @@ dataExtensions:
   - semmle/python/frameworks/**/*.model.yml
   - ext/*.model.yml
 warnOnImplicitThis: true
+compileForOverlayEval: true