diff --git a/lib_acl_cpp/CMakeLists.txt b/lib_acl_cpp/CMakeLists.txt
index 1e4561766..e70783f1d 100644
--- a/lib_acl_cpp/CMakeLists.txt
+++ b/lib_acl_cpp/CMakeLists.txt
@@ -216,7 +216,7 @@ else()
 
 	if (CMAKE_SYSTEM_NAME MATCHES "Darwin")
 		set(CMAKE_SHARED_LINKER_FLAGS
-			" ${lib_output_path}/libprotocol.a ${lib_output_path}/libacl.a -liconv -lz -lpthread")
+			"${lib_output_path}/libprotocol.a ${lib_output_path}/libacl.a -liconv -lz -lpthread")
 	elseif (${UNIX_OS})
 		set(CMAKE_SHARED_LINKER_FLAGS
 			"${lib_output_path}/libprotocol.a ${lib_output_path}/libacl.a -lz -lpthread")