diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3df381fc..61ee61c3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@
 ### Changes
 - Removed a lighting mode that is unavailable in windows to G835L: thanks to @shevchenko0013 again!
 - Added translations for Ukranian language, thanks @shevchenko0013!
+- Added LEDs definition for G615LR, thanks @btnrv
 
 ## [6.3.0]
 
diff --git a/rust-toolchain b/rust-toolchain
new file mode 100644
index 00000000..870bbe4e
--- /dev/null
+++ b/rust-toolchain
@@ -0,0 +1 @@
+stable
\ No newline at end of file