diff --git a/debian/rules b/debian/rules
index 2886665..08917f3 100755
--- a/debian/rules
+++ b/debian/rules
@@ -6,7 +6,7 @@ include /usr/share/dpkg/pkg-info.mk
 	dh $@ --builddirectory=_build --buildsystem=golang --with=golang
 
 execute_before_dh_auto_build:
-	printf 'package pkg; const Version = "%s"' "$(DEB_UPSTREAM_VERSION)" > pkg/build.go
+	printf 'package pkg\n\nconst Version = "%s"\n' "$(DEB_VERSION_UPSTREAM)" > pkg/build.go
 	make
 
 execute_after_dh_auto_test: