diff --git a/package.json b/package.json
index f3d535b..d826601 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "selection_highlighter",
-  "version": "1.0.0",
+  "version": "1.0.1",
   "description": "browser highlighter for code analysis",
   "scripts": {
     "build": "webpack --config webpack.config.js",
diff --git a/src/chrome_extension/manifest.json b/src/chrome_extension/manifest.json
index 58b5068..b90badd 100644
--- a/src/chrome_extension/manifest.json
+++ b/src/chrome_extension/manifest.json
@@ -1,7 +1,7 @@
 {
   "manifest_version": 2,
   "name": "Selection Highlighter",
-  "version": "2.32",
+  "version": "2.33",
   "description": "Highlight occurrences of selected text, with or without a keypress.",
   "options_page": "${OPTIONS_PAGE_PATH}/options_page.html",
   "content_scripts": [{
diff --git a/src/highlighter/highlighter.js b/src/highlighter/highlighter.js
index 148ac39..172d79e 100644
--- a/src/highlighter/highlighter.js
+++ b/src/highlighter/highlighter.js
@@ -94,6 +94,9 @@ function initialize () {
       pressedKeys.splice(index, 1);
     }
   });
+  window.addEventListener('blur', e => {
+    pressedKeys.splice(0, pressedKeys.length);
+  });
 
   document.addEventListener('selectionchange', onSelectionChange);