diff --git a/test-requirements.txt b/test-requirements.txt
index deaafe214..d5d2346a0 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -1,4 +1,4 @@
-ddt>=1.1.1
+ddt>=1.1.1, !=1.4.3
 mypy
 
 flake8