diff --git a/docs/ecosystem/integrations.md b/docs/ecosystem/integrations.md
index 3b43c414a..88d075f7e 100644
--- a/docs/ecosystem/integrations.md
+++ b/docs/ecosystem/integrations.md
@@ -210,7 +210,7 @@ They also serve as proof of concept, for the variety of things that can be built
 
 ### File Extension
 
-Applications that support editing and saving mermaid files are encouraged to use the `.mmd` file extension.
+Applications that support editing and saving mermaid files are encouraged to use `.mermaid` or `.mmd` file extensions.
 
 ### MIME Type