diff --git a/.kokoro/build.sh b/.kokoro/build.sh
index 597b5cf3..ef0dade0 100755
--- a/.kokoro/build.sh
+++ b/.kokoro/build.sh
@@ -5,6 +5,12 @@ set -euo pipefail
 REPO_DIR="${KOKORO_ARTIFACTS_DIR}/git/functions-framework-java"
 cd "${REPO_DIR}"
 
+# ==============================================================================
+# 0. Set up Java 17 Environment
+# ==============================================================================
+export JAVA_HOME="/usr/lib/jvm/java-17-openjdk-amd64"
+export PATH="${JAVA_HOME}/bin:${PATH}"
+
 # ==============================================================================
 # 1. Configure Airlock and AR Credentials
 # ==============================================================================