diff --git a/packages/bash/tool-bash/src/index.ts b/packages/bash/tool-bash/src/index.ts
index c2a5c3e288..91a88c9cca 100644
--- a/packages/bash/tool-bash/src/index.ts
+++ b/packages/bash/tool-bash/src/index.ts
@@ -381,7 +381,11 @@ export function apply(ctx: Context, config: Config = {}): void {
         ...request,
         signal: exec.signal,
       }))
-      if (result.aborted) throw new Error('command aborted')
+      if (result.aborted) {
+        const error = new HarnessError('tool call aborted', TOOL_ABORTED)
+        error.name = 'AbortError'
+        throw error
+      }
       return { kind: 'foreground' as const, ...canonicalBashResult(result) }
     },
     presentCall: presentBashCall,