diff --git a/src/pg/.gitignore b/src/pg/.gitignore
index b58a014..56825ae 100644
--- a/src/pg/.gitignore
+++ b/src/pg/.gitignore
@@ -4,3 +4,4 @@ results/
 crankshaft--dev.sql
 crankshaft--dev--current.sql
 crankshaft--current--dev.sql
+crankshaft--*--dev.sql
diff --git a/src/pg/Makefile b/src/pg/Makefile
index 178ed08..6775aad 100644
--- a/src/pg/Makefile
+++ b/src/pg/Makefile
@@ -10,14 +10,15 @@ include ../../Makefile.global
 # * test runs the tests for the currently generated Development
 #   extension.
 
-DATA         = $(EXTENSION)--dev.sql \
-	             $(EXTENSION)--current--dev.sql \
-	             $(EXTENSION)--dev--current.sql
+DATA = \
+    $(EXTENSION)--dev.sql \
+    $(EXTENSION)--current--dev.sql \
+    $(EXTENSION)--dev--current.sql \
+    $(EXTENSION)--$(RELEASE_VERSION)--dev.sql
 
 SOURCES_DATA_DIR = sql
 SOURCES_DATA = $(wildcard $(SOURCES_DATA_DIR)/*.sql)
 
-
 REPLACEMENTS = -e 's/@@VERSION@@/$(EXTVERSION)/g'
 
 $(DATA): $(SOURCES_DATA)