diff --git a/sanic_openapi/__init__.py b/sanic_openapi/__init__.py
index 2bfe4e1..8106633 100644
--- a/sanic_openapi/__init__.py
+++ b/sanic_openapi/__init__.py
@@ -3,7 +3,7 @@
 
 swagger_blueprint = openapi2_blueprint
 
-__version__ = "21.3.2"
+__version__ = "21.3.3"
 __all__ = [
     "openapi2_blueprint",
     "swagger_blueprint",
diff --git a/sanic_openapi/openapi3/blueprint.py b/sanic_openapi/openapi3/blueprint.py
index 7c214f7..b119841 100644
--- a/sanic_openapi/openapi3/blueprint.py
+++ b/sanic_openapi/openapi3/blueprint.py
@@ -20,7 +20,7 @@ def blueprint_factory():
     dir_path = abspath(dir_path + "/ui")
 
     oas3_blueprint.static("/", dir_path + "/index.html", strict_slashes=True)
-    oas3_blueprint.static("/", dir_path)
+    oas3_blueprint.static("", dir_path)
 
     # Redirect "/swagger" to "/swagger/"
     @oas3_blueprint.route("", strict_slashes=True)