diff --git a/wiki-mapping.json b/wiki-mapping.json
index f442214a8098b4d8133861c93b0f9d2c9f402ef3..e29114f996929bd6d369722a440926cca3810e7d 100644
--- a/wiki-mapping.json
+++ b/wiki-mapping.json
@@ -97,8 +97,8 @@
   "Building/Preparation/Solaris": "building/preparation/solaris",
   "Building/Preparation/Tools": "building/preparation/tools",
   "Building/Preparation/Windows": "building/preparation/windows",
-  "Building/Preparation/Windows/MSYS1": "building/preparation/windows/msy-s1",
-  "Building/Preparation/Windows/MSYS2": "building/preparation/windows/msy-s2",
+  "Building/Preparation/Windows/MSYS1": "building/preparation/windows/msys1",
+  "Building/Preparation/Windows/MSYS2": "building/preparation/windows/msys2",
   "Building/Prerequisites": "building/prerequisites",
   "Building/Problems": "building/problems",
   "Building/QuickStart": "building/quick-start",