diff --git a/Documentation/watchdog/convert_drivers_to_kernel_api.rst b/Documentation/watchdog/convert_drivers_to_kernel_api.rst
index e83609a5d007..9eddb962f8e4 100644
--- a/Documentation/watchdog/convert_drivers_to_kernel_api.rst
+++ b/Documentation/watchdog/convert_drivers_to_kernel_api.rst
@@ -114,7 +114,7 @@ Add the watchdog operations
 ---------------------------
 
 All possible callbacks are defined in 'struct watchdog_ops'. You can find it
-explained in 'watchdog-kernel-api.txt' in this directory. start() and
+explained in watchdog-kernel-api.rst in this directory. start() and
 owner must be set, the rest are optional. You will easily find corresponding
 functions in the old driver. Note that you will now get a pointer to the
 watchdog_device as a parameter to these functions, so you probably have to
@@ -153,7 +153,7 @@ Add the watchdog device
 
 Now we need to create a 'struct watchdog_device' and populate it with the
 necessary information for the framework. The struct is also explained in detail
-in 'watchdog-kernel-api.txt' in this directory. We pass it the mandatory
+in watchdog-kernel-api.rst in this directory. We pass it the mandatory
 watchdog_info struct and the newly created watchdog_ops. Often, old drivers
 have their own record-keeping for things like bootstatus and timeout using
 static variables. Those have to be converted to use the members in