diff --git a/.cirrus.yml b/.cirrus.yml
index d260f15c4e..b742aaf686 100644
--- a/.cirrus.yml
+++ b/.cirrus.yml
@@ -434,7 +434,6 @@ task:
 
     CC: ccache cc
     CXX: ccache c++
-    CPPFLAGS: -DRANDOMIZE_ALLOCATED_MEMORY
     CFLAGS: -Og -ggdb
     CXXFLAGS: -Og -ggdb