diff --git a/.github/scripts/update-docs-link.sh b/.github/scripts/update-docs-link.sh
index 014b6a646a..5a45347cda 100755
--- a/.github/scripts/update-docs-link.sh
+++ b/.github/scripts/update-docs-link.sh
@@ -19,7 +19,7 @@ FILE=_typescript.mdx
 
 (
   cd $CLONE_DIR;
-  if [[ "$OSTYPE" == "darwin"* ]]; then
+  if [ "$(uname)" == "Darwin" ]; then
       # On Mac OS, sed requires an empty string as an argument to -i to avoid creating a backup file
       sed -i '' -E "s/[0-9]\\.[0-9]\\.[0-9](.* class=\"ts-immutable-sdk-ref-link\")/$VERSION\1/g;" $FILE
   else