diff --git a/generate-spec b/generate-spec
index 1bec5c9..8d47ece 100755
--- a/generate-spec
+++ b/generate-spec
@@ -737,6 +737,10 @@ foreach ($scopePaths as $scope => $paths) {
 			foreach ($routeData['responses'] as $statusCode => $responseData) {
 				if (isset($responseData['content']['application/json'])) {
 					$usedSchemas = array_merge($usedSchemas, Helpers::collectUsedRefs($responseData['content']['application/json']['schema']));
+				} elseif (isset($responseData['content']['*/*']['schema']['type'], $responseData['content']['*/*']['schema']['format'])
+					&& $responseData['content']['*/*']['schema']['type'] === 'string'
+					&& $responseData['content']['*/*']['schema']['format'] === 'binary') {
+					Logger::info("app", "Binary response from '$httpMethod $url' - Skipping schema reading");
 				} else {
 					Logger::warning("app", "Could not read used schemas for response to '$httpMethod $url' with status code $statusCode");
 				}