diff --git a/dev_requirements.txt b/dev_requirements.txt
index 9b248788d0..8a9d354b7d 100644
--- a/dev_requirements.txt
+++ b/dev_requirements.txt
@@ -1,5 +1,5 @@
 # packaging
-cx_Freeze
+cx_Freeze==5.1.1
 
 # testing
 pytest
\ No newline at end of file