diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index bd5b497..c21ad9b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -7,7 +7,7 @@ on:
 
 env:
   GH_TOKEN: ${{ github.token }}
-  RUSTUP_TOOLCHAIN: 1.77.1
+  RUSTUP_TOOLCHAIN: 1.77.2
 
 jobs:
   dist: