From d3755cc303d6df095716e9731bb43e72149ef4a6 Mon Sep 17 00:00:00 2001
From: Burke Davison <40617934+burkedavison@users.noreply.github.com>
Date: Wed, 8 Feb 2023 11:19:06 -0500
Subject: [PATCH] ci: fix precondition logic in graalvm-presubmit (#9096)

---
 .kokoro/build.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.kokoro/build.sh b/.kokoro/build.sh
index 9b2c3b0240aa..3b9dcfab010a 100755
--- a/.kokoro/build.sh
+++ b/.kokoro/build.sh
@@ -65,7 +65,7 @@ case ${JOB_TYPE} in
     fi
     ;;
   graalvm-presubmit)
-    if [ -n "${MAVEN_MODULES}" ]; then
+    if [ -z "${MAVEN_MODULES}" ]; then
       echo "MAVEN_MODULES not defined in environment."
       exit 1
     fi