diff --git a/sanic/app.py b/sanic/app.py
index 6c55a586..63700e9d 100644
--- a/sanic/app.py
+++ b/sanic/app.py
@@ -270,7 +270,7 @@ class Sanic:
                     'Endpoint with name `{}` was not found'.format(
                         view_name))
 
-        if uri.endswith('/'):
+        if uri != '/' and uri.endswith('/'):
             uri = uri[:-1]
 
         out = uri
diff --git a/sanic/blueprints.py b/sanic/blueprints.py
index 10a1fcca..98b924b6 100644
--- a/sanic/blueprints.py
+++ b/sanic/blueprints.py
@@ -41,7 +41,7 @@ class Blueprint:
             # Prepend the blueprint URI prefix if available
             uri = url_prefix + future.uri if url_prefix else future.uri
             app.route(
-                uri=uri,
+                uri=uri[1:] if uri.startswith('//') else uri,
                 methods=future.methods,
                 host=future.host or self.host
                 )(future.handler)