diff --git a/Makefile b/Makefile
index 13f1717b0..e2af31370 100644
--- a/Makefile
+++ b/Makefile
@@ -79,7 +79,9 @@ SELECTED_FLAGS = AC AD AE AF AG AI AL AM AO AQ AR AS AT AU AW AX AZ \
 	XK \
 	YE YT \
 	ZA ZM ZW \
-        GB-ENG GB-SCT GB-WLS
+        GB-ENG GB-SCT GB-WLS \
+		ES-AN ES-AR ES-AS ES-CB ES-CE ES-CL ES-CM ES-CN ES-CT ES-EX \
+		ES-GA ES-IB ES-MC ES-MD ES-ML ES-NC ES-PV ES-RI ES-VC
 
 ifeq (,$(shell which $(ZOPFLIPNG)))
   ifeq (,$(wildcard $(ZOPFLIPNG)))