diff --git a/samples/wrapper/Makefile_mac b/samples/wrapper/Makefile_mac
index 359c7a439a..1255a06b6a 100644
--- a/samples/wrapper/Makefile_mac
+++ b/samples/wrapper/Makefile_mac
@@ -9,10 +9,10 @@ BOINC_CONFIG_DIR =  $(BOINC_DIR)/clientgui/mac
 
 CXXFLAGS = $(VARIANTFLAGS) \
 	-g \
+    -I$(BOINC_CONFIG_DIR) \
     -I$(BOINC_DIR) \
     -I$(BOINC_LIB_DIR) \
     -I$(BOINC_API_DIR) \
-    -I$(BOINC_CONFIG_DIR) \
     -L$(BOINC_API_DIR) \
     -L$(BOINC_LIB_DIR) \
     -L$(BOINC_BUILD_DIR) \