diff --git a/docs/certificate_generate.md b/docs/certificate_generate.md
index 8d54614..6cd5b2e 100644
--- a/docs/certificate_generate.md
+++ b/docs/certificate_generate.md
@@ -87,7 +87,7 @@
 }
 ```
 
-4. Convert response into .csr file (device.csr)
+3. Convert response into .csr file (device.csr)
 
 ```
 $ cat device.csr