diff --git a/guix-rpmlintrc b/guix-rpmlintrc
index c10448d..2300a70 100644
--- a/guix-rpmlintrc
+++ b/guix-rpmlintrc
@@ -30,8 +30,9 @@ addFilter("W: missing-PT_GNU_STACK-section /usr/lib64/guile/2.2/site-ccache/.*")
 
 # 4] Other
 # Needed for "guix pack --relocatable", needed at runtime so no devel file
-setBadness("devel-file-in-non-devel-package", 0)
-addFilter("W: devel-file-in-non-devel-package /usr/share/guile/site/2.[02]/gnu/packages/aux-files/run-in-namespace.c")
+# This file gots compiled by Guix with a compiler from Guix right before the
+# resulting "pack" gets build
+addFilter("E: devel-file-in-non-devel-package *")
 
 # I will add guixbuild group into rpmlint once I know that everything
 # else is correct
diff --git a/guix.changes b/guix.changes
index cd415fb..65b3831 100644
--- a/guix.changes
+++ b/guix.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Tue May  7 16:16:50 UTC 2019 - Jonathan Brielmaier <jbrielmaier@suse.de>
+
+- don't change badness of RPM warning in guix-rpmlintrc as it's not
+  allowed in Factory. The .c file is needed in source form by Guix
+  as it's get only compiled when invoking "guix pack -R"
+
 -------------------------------------------------------------------
 Thu May  2 12:24:08 UTC 2019 - Jonathan Brielmaier <jbrielmaier@suse.de>