diff --git a/doc/windows.md b/doc/windows.md
index 4df732bd84..65c6b15c45 100644
--- a/doc/windows.md
+++ b/doc/windows.md
@@ -2,9 +2,9 @@
 
 Ruby supports a few native build platforms for Windows.
 
-* mswin: Build using Microsoft Visual C++ compiler
+* mswin: Build using Microsoft Visual C++ compiler with vcruntimeXXX.dll
 * mingw-msvcrt: Build using compiler for Mingw with msvcrtXX.dll
-* mingw-ucrt: Build using compiler for Mingw with vcruntime.dll
+* mingw-ucrt: Build using compiler for Mingw with Windows Universal CRT
 
 ## Building Ruby using Mingw with UCRT