diff --git a/src/util/ectool/default.nix b/src/util/ectool/default.nix
index 7caa5bd..6e9da7e 100644
--- a/src/util/ectool/default.nix
+++ b/src/util/ectool/default.nix
@@ -42,7 +42,7 @@ in stdenv.mkDerivation {
     "CROSS_COMPILE=${stdenv.cc.targetPrefix}"
 
     # crusty old codebase, new compiler
-    "EXTRA_CFLAGS=-w -Wno-error -Wno-address-of-packed-member"
+    "EXTRA_CFLAGS=-w"
 
     #"V=1"