diff --git a/docs/README-documentation-rules.md b/docs/README-documentation-rules.md
index 882cb3a932..4506dc0b2f 100644
--- a/docs/README-documentation-rules.md
+++ b/docs/README-documentation-rules.md
@@ -175,7 +175,7 @@ code/preformatted blocks.
 
 You can use Markdown's `[link markup format](https://example.com/)`, but
 sometimes it's clearer to list bare URLs; the URL will be visible on the
-wiki page, but also clickable to follow the link. This is up to your judgement
+wiki page, but also clickable to follow the link. This is up to your judgment
 on a case-by-case basis.
 
 
diff --git a/include/SDL3/SDL_render.h b/include/SDL3/SDL_render.h
index 870df74632..103bf7f2b8 100644
--- a/include/SDL3/SDL_render.h
+++ b/include/SDL3/SDL_render.h
@@ -2053,7 +2053,7 @@ extern SDL_DECLSPEC void SDLCALL SDL_DestroyRenderer(SDL_Renderer *renderer);
  *
  * This means you do not need to save state in your rendering code to protect
  * the SDL renderer. However, there lots of arbitrary pieces of Direct3D and
- * OpenGL state that can confuse things; you should use your best judgement
+ * OpenGL state that can confuse things; you should use your best judgment
  * and be prepared to make changes if specific state needs to be protected.
  *
  * \param renderer the rendering context.