diff --git a/Makefile b/Makefile
index c7abee773..e4e3f3775 100644
--- a/Makefile
+++ b/Makefile
@@ -77,7 +77,7 @@ EXTENSION = age
 
 SQLS = $(wildcard sql/*.sql)
 
-DATA = age--1.4.0.sql
+DATA_built = age--1.4.0.sql
 
 # sorted in dependency order
 REGRESS = scan \