diff --git a/modules/openstack_project/templates/mirror.vhost.erb b/modules/openstack_project/templates/mirror.vhost.erb
index 1912228c52..1e6c384283 100644
--- a/modules/openstack_project/templates/mirror.vhost.erb
+++ b/modules/openstack_project/templates/mirror.vhost.erb
@@ -220,7 +220,7 @@ LogFormat "%h %l %u %t \"%r\" %>s %b %{cache-status}e \"%{Referer}i\" \"%{User-a
 
     # registry.npmjs.org
     CacheEnable disk  "/registry.npmjs"
-    ProxyPass "/registry.npmjs/" "https://registry.npmjs.org/" ttl=120 keepalive=On retry=0
+    ProxyPass "/registry.npmjs/" "https://registry.npmjs.org/" ttl=120 keepalive=On retry=0 nocanon
     ProxyPassReverse "/registry.npmjs/" "https://registry.npmjs.org/"
 
     # api.rubygems.org
diff --git a/playbooks/roles/mirror/templates/mirror.vhost.j2 b/playbooks/roles/mirror/templates/mirror.vhost.j2
index 6429032c79..5fdcaf1fac 100644
--- a/playbooks/roles/mirror/templates/mirror.vhost.j2
+++ b/playbooks/roles/mirror/templates/mirror.vhost.j2
@@ -232,7 +232,7 @@ ErrorLogFormat "[%{cu}t] [%-m:%l] [pid %P:tid %T] %7F: %E: [client\ %a] %M% , \
 
     # registry.npmjs.org
     CacheEnable disk  "/registry.npmjs"
-    ProxyPass "/registry.npmjs/" "https://registry.npmjs.org/" ttl=120 keepalive=On retry=0
+    ProxyPass "/registry.npmjs/" "https://registry.npmjs.org/" ttl=120 keepalive=On retry=0 nocanon
     ProxyPassReverse "/registry.npmjs/" "https://registry.npmjs.org/"
 
     # api.rubygems.org