diff --git a/Makefile b/Makefile
index f47cf4e..988fb5f 100644
--- a/Makefile
+++ b/Makefile
@@ -38,13 +38,15 @@ PG_CFLAGS += $(OPTFLAGS) -ftree-vectorize -fassociative-math -fno-signed-zeros -
 # Debug Clang auto-vectorization
 # PG_CFLAGS += -Rpass=loop-vectorize -Rpass-analysis=loop-vectorize
 
-PG_CONFIG ?= pg_config
-PGXS := $(shell $(PG_CONFIG) --pgxs)
-include $(PGXS)
+all: sql/$(EXTENSION)--$(EXTVERSION).sql
 
 sql/$(EXTENSION)--$(EXTVERSION).sql: sql/$(EXTENSION).sql
 	cp $< $@
 
+PG_CONFIG ?= pg_config
+PGXS := $(shell $(PG_CONFIG) --pgxs)
+include $(PGXS)
+
 # for Mac
 ifeq ($(PROVE),)
 	PROVE = prove