diff --git a/scripts/travisci-test-new-extensions b/scripts/travisci-test-new-extensions
index fa89db6..f7dab1d 100755
--- a/scripts/travisci-test-new-extensions
+++ b/scripts/travisci-test-new-extensions
@@ -60,7 +60,7 @@ testExtension () {
 	fi
 	testExtension_Image="$(getExtensionImage "${1}" "${2}")"
 	printf ' - Docker image: %s\n' "${testExtension_Image}"
-	docker run --rm --volume "${TRAVIS_BUILD_DIR}:/app" --workdir /app "${testExtension_Image}" bash -c "./install-php-extensions ${1} && php -m"
+	docker run --rm --volume "${TRAVIS_BUILD_DIR}:/app" --workdir /app "${testExtension_Image}" bash -c "./install-php-extensions ${1} && php -r "'"'"exit(extension_loaded('${1}') ? 0 : 1);"'"'""
 }
 
 # Test a new extension line