diff --git a/src/git/parsers/diffParser.ts b/src/git/parsers/diffParser.ts
index e1e238c..4850aa8 100644
--- a/src/git/parsers/diffParser.ts
+++ b/src/git/parsers/diffParser.ts
@@ -23,8 +23,8 @@ export function parseGitFileDiff(data: string, includeContents = false): GitDiff
 
 	// Skip header
 	let i = -1;
-	while (i < lines.length) {
-		if (lines[++i].startsWith('@@')) {
+	while (++i < lines.length) {
+		if (lines[i].startsWith('@@')) {
 			break;
 		}
 	}