diff --git a/srcpkgs/enca/enca.rshlibs b/srcpkgs/enca/enca.rshlibs
index 115fe7eba3f..0863544509d 100644
--- a/srcpkgs/enca/enca.rshlibs
+++ b/srcpkgs/enca/enca.rshlibs
@@ -1,4 +1,4 @@
 librecode.so.0
 libenca.so.0
-libm.so.6
+libm.so.6	x86_64
 libc.so.6