diff --git a/package/stefanp/gnucash/gnucash.conf b/package/stefanp/gnucash/gnucash.conf
index fc3926c41..1f7c5fb90 100644
--- a/package/stefanp/gnucash/gnucash.conf
+++ b/package/stefanp/gnucash/gnucash.conf
@@ -20,8 +20,12 @@
 # 
 # --- ROCK-COPYRIGHT-NOTE-END ---
 
-
 . $base/package/*/*/gnome-14.conf
 
 var_append confopt ' ' '--disable-prefer-db1'
 [ -f $root/var/adm/packages/openhbci ] && var_append confopt ' ' '--enable-hbci'
+
+# when building with -O1, gcc thinks that a variable
+# might be used uninitialised, which triggers a warning
+var_append GCC_WRAPPER_REMOVE " " "-Werror"
+