diff --git a/buildout/software-profiles/serf.cfg b/buildout/software-profiles/serf.cfg
index a7fcbe4207871642ca807ab713e28946d464fd27..9aed383fc03de4faf216dc2aeb2d8071218afdef 100644
--- a/buildout/software-profiles/serf.cfg
+++ b/buildout/software-profiles/serf.cfg
@@ -16,4 +16,4 @@ configure-options =
   --with-openssl=${openssl:location}
 environment =
   CFLAGS=-I${zlib:location}/include
-  LDFLAGS=-Wl,-rpath -Wl,${zlib:location}/lib
+  LDFLAGS=-L${zlib:location}/lib -Wl,-rpath -Wl,${zlib:location}/lib