diff --git a/packages/cli/src/gemini.tsx b/packages/cli/src/gemini.tsx
index 35201c1d..558b0820 100644
--- a/packages/cli/src/gemini.tsx
+++ b/packages/cli/src/gemini.tsx
@@ -134,7 +134,7 @@ ${reason.stack}`
 
 export async function main() {
   if (!process.env['SANDBOX']) {
-    console.log("gemini --output 'startup'");
+    console.log("regex --output 'startup'");
   }
   setupUnhandledRejectionHandler();
   const workspaceRoot = process.cwd();
diff --git a/packages/cli/src/ui/hooks/shellCommandProcessor.ts b/packages/cli/src/ui/hooks/shellCommandProcessor.ts
index 695a3d3c..f675dc76 100644
--- a/packages/cli/src/ui/hooks/shellCommandProcessor.ts
+++ b/packages/cli/src/ui/hooks/shellCommandProcessor.ts
@@ -237,7 +237,7 @@ export const useShellCommandProcessor = (
                 if (err) {
                   onDebugMessage(`Failed to write shell output to ${outputFilePath}: ${err.message}`);
                 } else {
-                  const geminiCommand = `gemini --input ${outputFilePath}`;
+                  const geminiCommand = `regex --input ${outputFilePath}`;
                   exec(geminiCommand, (error) => {
                     if (error) {
                       onDebugMessage(`Failed to execute gemini command: ${error.message}`);