update path to visualc README
diff --git a/INSTALL.txt b/INSTALL.txt
index 21f463d..4d86153 100644
--- a/INSTALL.txt
+++ b/INSTALL.txt
@@ -2,7 +2,7 @@
To compile and install SDL:
1. Windows with Visual Studio:
- * Read VisualC.html
+ * Read ./docs/README-visualc.md
Windows with gcc, either native or cross-compiling:
* Read the FAQ at https://github.com/libsdl-org/SDL/wiki/FAQWindows