diff --git a/src/parse-stacktrace.js b/src/parse-stacktrace.js
index ccc7132..0660fff 100644
--- a/src/parse-stacktrace.js
+++ b/src/parse-stacktrace.js
@@ -97,10 +97,12 @@ function extractFramesGecko(stack) {
 
 function extractFrames(stack) {
 	// TODO: Maybe make this code even more cautious, and match each stacktrace line individually, aborting as soon as any one line cannot be parsed?
-	return defaultValue(
-		extractFramesV8(stack),
-		extractFramesGecko(stack)
-	);
+	let v8Frames = extractFramesV8(stack);
+	if (v8Frames != null) {
+		return v8Frames;
+	} else {
+		return extractFramesGecko(stack);
+	}
 }
 
 module.exports = function parseStackTrace(error) {