diff --git a/library/template_variables.tmpl b/library/template_variables.tmpl
index 2324c854..c3106f4a 100644
--- a/library/template_variables.tmpl
+++ b/library/template_variables.tmpl
@@ -61,5 +61,5 @@
 {{- end }}
 
 {{ define `stacks_version` -}}
-    0.3
+    0.4
 {{- end }}