diff --git a/package-lock.json b/package-lock.json
index afffe45..a3410ca 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1056,6 +1056,7 @@
       "integrity": "sha512-BtE0k6cjwjLZoZixN0t5AKP0kSzlGu7FctRXYuPAm//aaiZhmfq1JwdYpYr1brzEspYyFeF+8XF5j2VK6oalrA==",
       "dev": true,
       "license": "MIT",
+      "peer": true,
       "dependencies": {
         "@typescript-eslint/scope-manager": "8.54.0",
         "@typescript-eslint/types": "8.54.0",
@@ -1608,6 +1609,7 @@
       "integrity": "sha512-NZyJarBfL7nWwIq+FDL6Zp/yHEhePMNnnJ0y3qfieCrmNvYct8uvtiV41UvlSe6apAfk0fY1FbWx+NwfmpvtTg==",
       "dev": true,
       "license": "MIT",
+      "peer": true,
       "bin": {
         "acorn": "bin/acorn"
       },
@@ -2758,6 +2760,7 @@
       "integrity": "sha512-LEyamqS7W5HB3ujJyvi0HQK/dtVINZvd5mAAp9eT5S/ujByGjiZLCzPcHVzuXbpJDJF/cxwHlfceVUDZ2lnSTw==",
       "dev": true,
       "license": "MIT",
+      "peer": true,
       "dependencies": {
         "@eslint-community/eslint-utils": "^4.8.0",
         "@eslint-community/regexpp": "^4.12.1",
@@ -6120,6 +6123,7 @@
       "integrity": "sha512-5gTmgEY/sqK6gFXLIsQNH19lWb4ebPDLA4SdLP7dsWkIXHWlG66oPuVvXSGFPppYZz8ZDZq0dYYrbHfBCVUb1Q==",
       "dev": true,
       "license": "MIT",
+      "peer": true,
       "engines": {
         "node": ">=12"
       },
@@ -6238,6 +6242,7 @@
       "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
       "dev": true,
       "license": "Apache-2.0",
+      "peer": true,
       "bin": {
         "tsc": "bin/tsc",
         "tsserver": "bin/tsserver"
diff --git a/src/patchEditorProvider.ts b/src/patchEditorProvider.ts
index 93d1354..ee07025 100644
--- a/src/patchEditorProvider.ts
+++ b/src/patchEditorProvider.ts
@@ -869,6 +869,17 @@ export class PatchEditorProvider implements vscode.CustomTextEditorProvider {
                 });
             }
             
+            // Strip git format-patch footer (e.g., "-- \n2.43.0\n")
+            // This footer is added by git format-patch and should not be parsed as diff content
+            function stripGitPatchFooter(content) {
+                if (!content) return content;
+                // Match the git email signature footer: "-- " followed by newline and version info
+                // The footer starts with "-- " on its own line (with possible trailing whitespace)
+                // followed by a git version number (e.g., "2.43.0") on the next line
+                var footerPattern = new RegExp('\\n-- \\n[0-9]+\\.[0-9]+[^\\n]*\\n?$');
+                return content.replace(footerPattern, '\n');
+            }
+            
             // Render diff using diff2html
             function renderDiff() {
                 if (!currentContent || !currentContent.trim()) {
@@ -892,8 +903,11 @@ export class PatchEditorProvider implements vscode.CustomTextEditorProvider {
                 try {
                     const outputFormat = currentViewMode === 'side-by-side' ? 'side-by-side' : 'line-by-line';
                     
+                    // Strip git format-patch footer before parsing
+                    const contentToParse = stripGitPatchFooter(currentContent);
+                    
                     // First, try to parse the diff content
-                    const diffJson = Diff2HtmlLib.parse(currentContent, {
+                    const diffJson = Diff2HtmlLib.parse(contentToParse, {
                         inputFormat: 'diff'
                     });