diff --git a/retroshare-service/src/retroshare-service.pro b/retroshare-service/src/retroshare-service.pro
index 95589673e..c514ef607 100644
--- a/retroshare-service/src/retroshare-service.pro
+++ b/retroshare-service/src/retroshare-service.pro
@@ -86,7 +86,7 @@ macx {
 	LIBRNP_BUILD_PATH = $$clean_path($${OUT_PWD}/../../supportlibs/librnp/Build)
 	LIBS += -L$$clean_path($${LIBRNP_BUILD_PATH}/src/lib) -lrnp
 	LIBS += -L$$clean_path($${LIBRNP_BUILD_PATH}/src/libsexpp) -lsexpp
-	LIBS += -lbz2 -lz -ljson-c -lbotan-3
+	LIBS += -lbz2 -lz -ljson-c -lbotan-2
 
 	for(lib, LIB_DIR):LIBS += -L"$$lib"
 	for(bin, BIN_DIR):LIBS += -L"$$bin"