diff --git a/openapi.nimble b/openapi.nimble
index cc3a2f7..db16fd9 100644
--- a/openapi.nimble
+++ b/openapi.nimble
@@ -1,4 +1,4 @@
-version = "3.3.1"
+version = "4.0.0"
 author = "disruptek"
 description = "OpenAPI Code Generator"
 license = "MIT"