diff --git a/src/testUtils.ts b/src/testUtils.ts
index a721df9..99f82fd 100644
--- a/src/testUtils.ts
+++ b/src/testUtils.ts
@@ -486,7 +486,7 @@
 function expandFilePathInOutput(output: string, cwd: string): string {
 	const lines = output.split('\n');
 	for (let i = 0; i < lines.length; i++) {
-		const matches = lines[i].match(/\s+(\S+.go):(\d+):\s+/);
+		const matches = lines[i].match(/\s*(\S+\.go):(\d+):/);
 		if (matches && matches[1] && !path.isAbsolute(matches[1])) {
 			lines[i] = lines[i].replace(matches[1], path.join(cwd, matches[1]));
 		}