diff --git a/electron/main/main.ts b/electron/main/main.ts
index fb1b691d..9bce6f90 100644
--- a/electron/main/main.ts
+++ b/electron/main/main.ts
@@ -23,6 +23,7 @@ function createWindow() {
       preload: join(__dirname, "../preload/index.js"),
       contextIsolation: true,
       nodeIntegration: false,
+      spellcheck: false,
     },
   })
 
diff --git a/src/components/prompt-input.tsx b/src/components/prompt-input.tsx
index 12a1cb08..025008fd 100644
--- a/src/components/prompt-input.tsx
+++ b/src/components/prompt-input.tsx
@@ -716,6 +716,7 @@ export default function PromptInput(props: PromptInputProps) {
             disabled={props.disabled}
             rows={1}
             style={attachments().length > 0 ? { "padding-top": "8px" } : {}}
+            spellcheck={false}
           />
         </div>