diff --git a/options.js b/options.js
index cf82ee9..b238d44 100644
--- a/options.js
+++ b/options.js
@@ -41,8 +41,8 @@ function saveChanges() {
 
 function resetChanges() {
 	chrome.storage.sync.get([ "matchingPatterns", "exclusionPatterns", "mode" ], (result) => {
-		document.querySelector("#matchingPatterns textarea").value = result.matchingPatterns;
-		document.querySelector("#exclusionPatterns textarea").value = result.exclusionPatterns;
+		document.querySelector("#matchingPatterns textarea").value = result.matchingPatterns || "";
+		document.querySelector("#exclusionPatterns textarea").value = result.exclusionPatterns || "";
 		window.currentMode = result.mode || "blacklist";
 
 		toggleModeSelectorState(window.currentMode);