diff --git a/extra_requirements/requirements-tests.txt b/extra_requirements/requirements-tests.txt
index e12c638..da63202 100644
--- a/extra_requirements/requirements-tests.txt
+++ b/extra_requirements/requirements-tests.txt
@@ -1,6 +1,6 @@
 strax==1.5.0
 straxen==2.0.7
-wfsim==1.0.2
+wfsim==1.1.0
 epix==0.3.4
 git+https://github.com/XENONnT/ax_env