diff --git a/contentScript.js b/contentScript.js
index 22705b5..e5c1d10 100644
--- a/contentScript.js
+++ b/contentScript.js
@@ -1,8 +1,10 @@
 const getURL = typeof browser == 'object' ? chrome.extension.getURL : chrome.runtime.getURL; // Browser compatibility
 
-const scriptEl = document.createElement('script');
-scriptEl.src = getURL('pageScript.js');
-(document.head || document.documentElement).appendChild(scriptEl);
+if (document.contentType === "text/html") 
+    const scriptEl = document.createElement('script');
+    scriptEl.src = getURL('pageScript.js');
+    (document.head || document.documentElement).appendChild(scriptEl);
+}
 
 chrome.runtime.onMessage.addListener((request, sender, sendResponse) => {
     if (request.message === 'getOdooDebugInfo') {