diff --git a/public/qr/node-subtensor_metadata_165.apng b/public/qr/node-subtensor_metadata_165.apng
deleted file mode 100644
index 1f60bc379..000000000
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diff --git a/public/qr/node-subtensor_metadata_198.apng b/public/qr/node-subtensor_metadata_198.apng
new file mode 100644
index 000000000..b78d01726
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diff --git a/rust-toolchain b/rust-toolchain
index 2bf5ad044..6174fee8b 100644
--- a/rust-toolchain
+++ b/rust-toolchain
@@ -1 +1 @@
-stable
+1.79.0
\ No newline at end of file