diff --git a/docs/integrations/creating-nodes/build/reference/node-codex-files.md b/docs/integrations/creating-nodes/build/reference/node-codex-files.md
index 71b99e365..7e23832bf 100644
--- a/docs/integrations/creating-nodes/build/reference/node-codex-files.md
+++ b/docs/integrations/creating-nodes/build/reference/node-codex-files.md
@@ -14,7 +14,7 @@ The codex filename must match the node base filename. For example, given a node
 
 ## Node categories
 
-You can define one or more category in your node configuration JSON. This helps n8n put the node in the correct category in the nodes panel.
+You can define one or more categories in your node configuration JSON. This helps n8n put the node in the correct category in the nodes panel.
 
 Choose from these categories: