diff --git a/doc/.readthedocs.yaml b/doc/.readthedocs.yaml
index 4e8f7690f..849d739b3 100644
--- a/doc/.readthedocs.yaml
+++ b/doc/.readthedocs.yaml
@@ -9,7 +9,7 @@ version: 2
 build:
   os: ubuntu-24.04
   tools:
-    golang: "1.25"
+    golang: "1.25.6"
     python: "3.12"
   commands:
       - git fetch --unshallow || true