diff --git a/docs/source/commandline/sdlconfig.rst b/docs/source/commandline/sdlconfig.rst
index 55a1aa99f158e..eea4b959e603c 100644
--- a/docs/source/commandline/sdlconfig.rst
+++ b/docs/source/commandline/sdlconfig.rst
@@ -1,5 +1,5 @@
 SDL-Specific Command-line Options
-================================
+=================================
 
 This section contains configuration options that are specific to any build
 supported by SDL (including Windows when built with SDL instead of native).