diff --git a/src/js/shell.ts b/src/js/shell.ts
index f34c80a..5790d44 100644
--- a/src/js/shell.ts
+++ b/src/js/shell.ts
@@ -9,6 +9,8 @@ import { addToHistory } from "./history.js"
 import { browserCommands, cacheCommands } from "./commands.js"
 
 export function runCommand(input: string) {
+    if (!input.trim()) return
+
     const id = randomID()
 
     addToHistory(input)