diff --git a/netlify.toml b/netlify.toml
index c39e6d2cf..cd79986c2 100644
--- a/netlify.toml
+++ b/netlify.toml
@@ -4,7 +4,7 @@
     publish = "docs/book/book"
 
 [build.environment]
-    GO_VERSION = "1.21"
+    GO_VERSION = "1.21.7"
 
 # Standard Netlify redirects
 [[redirects]]