diff --git a/.github/workflows/rts-build-selfhost.yml b/.github/workflows/rts-build-selfhost.yml
index beb5492bfa..fe44b09c23 100644
--- a/.github/workflows/rts-build-selfhost.yml
+++ b/.github/workflows/rts-build-selfhost.yml
@@ -127,7 +127,7 @@ jobs:
           # `-SNAPSHOT` suffix.
           latest_released_version="$(git tag --list 'v*' --sort=-version:refname | head -1)"
           echo "latest_released_version = $latest_released_version"
-          next_version="$(echo "$latest_released_version" | awk -F. -v OFS=. '{ $NF++; print }')"
+          next_version="$(echo "$latest_released_version" | gawk -F. -v OFS=. '{ $NF++; print }')"
           echo "next_version = $next_version"
           echo version=$next_version-SNAPSHOT >> $GITHUB_OUTPUT
           echo tag=$(echo ${GITHUB_REF:11}) >> $GITHUB_OUTPUT