diff --git a/packages/core/src/codewhispererChat/tools/executeBash.ts b/packages/core/src/codewhispererChat/tools/executeBash.ts
index 73aa52e3762..8c42d1dd205 100644
--- a/packages/core/src/codewhispererChat/tools/executeBash.ts
+++ b/packages/core/src/codewhispererChat/tools/executeBash.ts
@@ -75,6 +75,7 @@ export class ExecuteBash {
             const stderrBuffer: string[] = []
 
             let firstChunk = true
+            let firstStderrChunk = true
             const childProcessOptions: ChildProcessOptions = {
                 spawnOptions: {
                     cwd: this.workingDirectory,
@@ -87,7 +88,8 @@ export class ExecuteBash {
                     firstChunk = false
                 },
                 onStderr: (chunk: string) => {
-                    ExecuteBash.handleChunk(chunk, stderrBuffer, updates)
+                    ExecuteBash.handleChunk(firstStderrChunk ? '```console\n' + chunk : chunk, stderrBuffer, updates)
+                    firstStderrChunk = false
                 },
             }