diff --git a/pkgs/by-name/kr/krb5/package.nix b/pkgs/by-name/kr/krb5/package.nix
index 4e97e9867190..9b5b2cc2d628 100644
--- a/pkgs/by-name/kr/krb5/package.nix
+++ b/pkgs/by-name/kr/krb5/package.nix
@@ -75,7 +75,9 @@ stdenv.mkDerivation (finalAttrs: {
     #     void foo();
     #
     # declaration.
-    NIX_CFLAGS_COMPILE = "-std=gnu17" + lib.optionalString stdenv.hostPlatform.isStatic " -fcommon";
+    NIX_CFLAGS_COMPILE =
+      "-std=gnu17 -Wno-error=discarded-qualifiers"
+      + lib.optionalString stdenv.hostPlatform.isStatic " -fcommon";
   };
 
   configureFlags = [