diff --git a/Build/Scripts/runTests.sh b/Build/Scripts/runTests.sh
index b62a4503a74ac7b8c6e1e9011b9e19280ac6a4cf..77a0cf32bf1832238fc3f9c65f9bd5e33746cb1f 100755
--- a/Build/Scripts/runTests.sh
+++ b/Build/Scripts/runTests.sh
@@ -967,7 +967,7 @@ case ${TEST_SUITE} in
         ;;
     phpstanGenerateBaseline)
         COMMAND="php -dxdebug.mode=off bin/phpstan analyse -c Build/phpstan/${PHPSTAN_CONFIG_FILE} --no-progress --no-interaction --memory-limit 4G --generate-baseline=Build/phpstan/phpstan-baseline.neon"
-        ${CONTAINER_BIN} run ${CONTAINER_COMMON_PARAMS} --name phpstan-baseline-${SUFFIX} ${IMAGE_PHP} "${COMMAND[@]}"
+        ${CONTAINER_BIN} run ${CONTAINER_COMMON_PARAMS} --name phpstan-baseline-${SUFFIX} ${IMAGE_PHP} /bin/sh -c "${COMMAND}"
         SUITE_EXIT_CODE=$?
         ;;
     unit)