diff --git a/codegen/Makefile.am b/codegen/Makefile.am
index d714ff2..c2702b1 100644
--- a/codegen/Makefile.am
+++ b/codegen/Makefile.am
@@ -4,7 +4,7 @@ bin_SCRIPTS = pygobject-codegen-$(PLATFORM_VERSION)
 
 codegendir = $(pyexecdir)/gtk-2.0/codegen
 
-codegen_SCRIPTS = \
+codegen_PYTHON = \
 	code-coverage.py \
 	codegen.py \
 	createdefs.py \
@@ -17,9 +17,7 @@ codegen_SCRIPTS = \
 	missingdefs.py \
 	mkskel.py \
 	scanvirtuals.py \
-	scmexpr.py
-
-codegen_PYTHON = \
+	scmexpr.py \
 	__init__.py \
 	argtypes.py \
 	definitions.py \