diff --git a/roles/add-build-sshkey/tasks/create-key-and-replace.yaml b/roles/add-build-sshkey/tasks/create-key-and-replace.yaml
index a336ccb80..0a5f4418c 100644
--- a/roles/add-build-sshkey/tasks/create-key-and-replace.yaml
+++ b/roles/add-build-sshkey/tasks/create-key-and-replace.yaml
@@ -1,5 +1,5 @@
 - name: Create Temp SSH key
-  command: ssh-keygen -t rsa -b 1024 -N '' -C 'zuul-build-sshkey' -f {{ zuul_temp_ssh_key }}
+  command: ssh-keygen -t rsa -N '' -C 'zuul-build-sshkey' -f {{ zuul_temp_ssh_key }}
   delegate_to: localhost
   run_once: true