diff --git a/pkgs/servers/openafs/1.6/module.nix b/pkgs/servers/openafs/1.6/module.nix
index 374046cfdb61..c133161cf576 100644
--- a/pkgs/servers/openafs/1.6/module.nix
+++ b/pkgs/servers/openafs/1.6/module.nix
@@ -15,9 +15,6 @@ in stdenv.mkDerivation rec {
 
   hardeningDisable = [ "pic" ];
 
-  # The RANDSTRUCT gcc plugin rewrites structs using designated initializers
-  NIX_CFLAGS_COMPILE = [ "-Wno-error=designated-init" ];
-
   configureFlags = [
     "--with-linux-kernel-build=${kernelBuildDir}"
     "--sysconfdir=/etc"
diff --git a/pkgs/servers/openafs/1.8/module.nix b/pkgs/servers/openafs/1.8/module.nix
index c60b96f1693e..958fcd578c2b 100644
--- a/pkgs/servers/openafs/1.8/module.nix
+++ b/pkgs/servers/openafs/1.8/module.nix
@@ -18,9 +18,6 @@ in stdenv.mkDerivation rec {
 
   hardeningDisable = [ "pic" ];
 
-  # The RANDSTRUCT gcc plugin rewrites structs using designated initializers
-  NIX_CFLAGS_COMPILE = [ "-Wno-error=designated-init" ];
-
   configureFlags = [
     "--with-linux-kernel-build=${kernelBuildDir}"
     "--sysconfdir=/etc"