diff --git a/docs/libcurl/opts/CURLOPT_IOCTLFUNCTION.3 b/docs/libcurl/opts/CURLOPT_IOCTLFUNCTION.3
index 9ac554767..b20c22c56 100644
--- a/docs/libcurl/opts/CURLOPT_IOCTLFUNCTION.3
+++ b/docs/libcurl/opts/CURLOPT_IOCTLFUNCTION.3
@@ -22,7 +22,7 @@
 .\"
 .TH CURLOPT_IOCTLFUNCTION 3 "16 Jun 2014" "libcurl 7.37.0" "curl_easy_setopt options"
 .SH NAME
-CURLOPT_IOCTLFUNCTION \- [short desc]
+CURLOPT_IOCTLFUNCTION \- callback for I/O operations
 .SH SYNOPSIS
 .nf
 #include <curl/curl.h>