diff --git a/srcpkgs/autoconf213/patches/patch-aa b/srcpkgs/autoconf213/patches/patch-aa.diff
similarity index 100%
rename from srcpkgs/autoconf213/patches/patch-aa
rename to srcpkgs/autoconf213/patches/patch-aa.diff
diff --git a/srcpkgs/autoconf213/patches/patch-ab b/srcpkgs/autoconf213/patches/patch-ab.diff
similarity index 100%
rename from srcpkgs/autoconf213/patches/patch-ab
rename to srcpkgs/autoconf213/patches/patch-ab.diff
diff --git a/srcpkgs/autoconf213/patches/patch-ac b/srcpkgs/autoconf213/patches/patch-ac.diff
similarity index 100%
rename from srcpkgs/autoconf213/patches/patch-ac
rename to srcpkgs/autoconf213/patches/patch-ac.diff