diff --git a/static/main.js b/static/main.js
index 008ff31..686da11 100644
--- a/static/main.js
+++ b/static/main.js
@@ -155,7 +155,7 @@ function addKeyListeners() {
 				selectedTags.splice(i, 1);
 
 			if (selectedTags.length > 0) {
-				ajaxRequest("/tags/" + selectedTags.join(), function() {
+				ajaxRequest("/tags/" + encodeURI(selectedTags.join()), function() {
 					tagFilter(JSON.parse(this.responseText));
 				});
 			} else {