diff --git a/.github/workflows/pr-checks.yml b/.github/workflows/pr-checks.yml
index c540a7130..ccc34dae6 100644
--- a/.github/workflows/pr-checks.yml
+++ b/.github/workflows/pr-checks.yml
@@ -357,7 +357,7 @@ jobs:
         #
         # If we're running on push, then we can skip running with `tools: latest` when it would be
         # the same as running with `tools: null`.
-        if [[ "$GITHUB_EVENT_NAME" == "pull_request" && "$CODEQL_VERSION_DEFAULT" == "$CODEQL_VERSION_LATEST" ]]; then
+        if [[ "$GITHUB_EVENT_NAME" != "pull_request" && "$CODEQL_VERSION_DEFAULT" == "$CODEQL_VERSION_LATEST" ]]; then
           VERSIONS_JSON="[null, \"$NIGHTLY_URL\"]"
         else
           VERSIONS_JSON="[null, \"$NIGHTLY_URL\", \"latest\"]"