diff --git a/pages/common/stdbuf.md b/pages/common/stdbuf.md
index 33886266a8..3dafac4535 100644
--- a/pages/common/stdbuf.md
+++ b/pages/common/stdbuf.md
@@ -4,7 +4,7 @@
 
 - Change the standard input buffer size to 512 KiB:
 
-`stderr --input={{512K}} {{command}}`
+`stdbuf --input={{512K}} {{command}}`
 
 - Change the standard output buffer to line-buffered: