diff --git a/docs/source.md b/docs/source.md
index 82016f950..f9c456f41 100644
--- a/docs/source.md
+++ b/docs/source.md
@@ -8,7 +8,7 @@
 
    ```
 
-   If "go" is not installed, follow instructions on ["go official Page"](https://golang.org/doc/install)
+   If "go" is not installed, follow instructions on ["go official Page"](https://golang.org/doc/install).
 
 
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