diff --git a/stb_include.h b/stb_include.h
index 7bdf7c4..5724d82 100644
--- a/stb_include.h
+++ b/stb_include.h
@@ -95,7 +95,7 @@ static void stb_include_free_includes(include_info *array, int len)
 
 static int stb_include_isspace(int ch)
 {
-   return (ch == ' ' || ch == '\t' || ch == '\r' || ch == 'n');
+   return (ch == ' ' || ch == '\t' || ch == '\r' || ch == '\n');
 }
 
 // find location of all #include and #inject