diff --git a/errors.go b/errors.go
index 51249db..6692e39 100644
--- a/errors.go
+++ b/errors.go
@@ -24,7 +24,7 @@ assert.%s
 func fileInfo() (string, int) {
 	// Skip frames: runtime.Callers, this function, assertion function, and test helper
 	// This gets us to the actual test file that called the assertion
-	const skip = 3
+	const skip = 4
 	_, file, line, ok := runtime.Caller(skip)
 	if !ok {
 		return "unknown_file", 0