diff --git a/doc/man-sections/advanced-options.rst b/doc/man-sections/advanced-options.rst
index 262e568c..dbf7799c 100644
--- a/doc/man-sections/advanced-options.rst
+++ b/doc/man-sections/advanced-options.rst
@@ -61,5 +61,5 @@ used when debugging or testing out special usage scenarios.
 
 --rcvbuf size
-  Set the TCP/UDP socket receive buffer size. Defaults to operation system
+  Set the TCP/UDP socket receive buffer size. Defaults to operating system
   default.
 
@@ -89,5 +89,5 @@ used when debugging or testing out special usage scenarios.
 
 --sndbuf size
-  Set the TCP/UDP socket send buffer size. Defaults to operation system
+  Set the TCP/UDP socket send buffer size. Defaults to operating system
   default.