diff --git a/ci/check.sh b/ci/check.sh
index f21fce61..1e04b0d9 100755
--- a/ci/check.sh
+++ b/ci/check.sh
@@ -2,5 +2,5 @@
 
 set -eou pipefail
 
-GRADLE_OPTS="-Duser.name=jenkins -Duser.home=/tmp/jenkins-home" \
- ./gradlew --no-daemon --refresh-dependencies --stacktrace clean check
+GRADLE_OPTS="-Duser.name=jenkins -Duser.home=/tmp/jenkins-home -Djava.io.tmpdir=/tmp" \
+ ./gradlew clean check --no-daemon --refresh-dependencies --stacktrace