diff --git a/README.md b/README.md
index cdca81c..1c8647e 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-## Better Word Count
+# Better Word Count
 
 ![GitHub Workflow Status](https://img.shields.io/github/workflow/status/lukeleppan/better-word-count/Build%20Release?logo=github&style=for-the-badge) ![GitHub release (latest by date)](https://img.shields.io/github/v/release/lukeleppan/better-word-count?style=for-the-badge) ![GitHub All Releases](https://img.shields.io/github/downloads/lukeleppan/better-word-count/total?style=for-the-badge)
 
@@ -6,7 +6,7 @@ This plugin is the same as the built-in **Word Count** plugin, except when you s
 
 ![Better Count Word](https://raw.githubusercontent.com/lukeleppan/better-word-count/master/assets/better-word-count.gif)
 
-### Features
+## Features
 
 - Allows you to store statistics about your vault.
 - Works with all languages.
@@ -17,16 +17,18 @@ This plugin is the same as the built-in **Word Count** plugin, except when you s
   - Total Files in vault.
 - Highly Customizable status bar that can be adapted to your needs.
 
-#### TODO:
+### TODO
 
 - [ ] add statistic view
 - [ ] add more statistics (make suggestions)
 - [ ] add goals
 
-### Contributors
+## Contributors
 
 - @leoccyao
   - Added all word, char, sentence count when not viewing a markdown file.
+- @lishid
+  - Helped solve the performace issue.
 
 ### Special Thanks
 
diff --git a/manifest.json b/manifest.json
index 9f884e4..4a1d349 100644
--- a/manifest.json
+++ b/manifest.json
@@ -1,7 +1,7 @@
 {
   "id": "better-word-count",
   "name": "Better Word Count",
-  "version": "0.7.6",
+  "version": "0.7.7",
   "description": "Counts the words of selected text in the editor.",
   "author": "Luke Leppan",
   "authorUrl": "https://lukeleppan.com",
diff --git a/package.json b/package.json
index faecbf9..226df4f 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "better-word-count",
-  "version": "0.7.6",
+  "version": "0.7.7",
   "description": "Counts the words of selected text in the editor.",
   "main": "main.js",
   "scripts": {
diff --git a/src/data/collector.ts b/src/data/collector.ts
index dff837d..195d45f 100644
--- a/src/data/collector.ts
+++ b/src/data/collector.ts
@@ -12,7 +12,7 @@ export class DataCollector {
   }
 
   getTotalFileCount() {
-    return Object.keys(this.metadataCache.resolvedLinks).length;
+    return this.vault.getMarkdownFiles().length;
   }
 
   async getTotalWordCount() {
@@ -20,7 +20,9 @@ export class DataCollector {
     const files = this.vault.getFiles();
     for (const i in files) {
       const file = files[i];
-      words += getWordCount(await this.vault.cachedRead(file));
+      if (file.extension === "md") {
+        words += getWordCount(await this.vault.cachedRead(file));
+      }
     }
 
     return words;
@@ -31,7 +33,9 @@ export class DataCollector {
     const files = this.vault.getFiles();
     for (const i in files) {
       const file = files[i];
-      characters += getCharacterCount(await this.vault.cachedRead(file));
+      if (file.extension === "md") {
+        characters += getCharacterCount(await this.vault.cachedRead(file));
+      }
     }
 
     return characters;
@@ -42,7 +46,9 @@ export class DataCollector {
     const files = this.vault.getFiles();
     for (const i in files) {
       const file = files[i];
-      sentence += getSentenceCount(await this.vault.cachedRead(file));
+      if (file.extension === "md") {
+        sentence += getSentenceCount(await this.vault.cachedRead(file));
+      }
     }
 
     return sentence;