diff --git a/fitness-boxing.rest b/fitness-boxing.md
similarity index 61%
rename from fitness-boxing.rest
rename to fitness-boxing.md
index 986cabd..d276d92 100644
--- a/fitness-boxing.rest
+++ b/fitness-boxing.md
@@ -1,3 +1,3 @@
 Running perfectly on mainline 555 with Vulkan and asynchronous shaders enabled.
-You may use a pair of Joy-Cons or two phones with Motion.Source.
+You may use a pair of Joy-Cons or two phones with Motion Source.
 No workaround needed.
\ No newline at end of file