diff --git a/.github/workflows/security.yml b/.github/workflows/security.yml
index d40dea14b86..eca8e67a8a4 100644
--- a/.github/workflows/security.yml
+++ b/.github/workflows/security.yml
@@ -22,7 +22,7 @@ jobs:
           submodules: true # needed to test IPC, which are located in a submodule
       - uses: actions-rs/toolchain@v1
         with:
-          toolchain: nightly-2021-10-24
+          toolchain: nightly-2021-12-10
           override: true
       - uses: Swatinem/rust-cache@v1
         with:
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 1dd6d1aaa9e..e98f656d3fe 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -74,7 +74,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions-rs/toolchain@v1
         with:
-          toolchain: nightly-2021-10-24
+          toolchain: nightly-2021-12-10
           override: true
       - uses: Swatinem/rust-cache@v1
         with:
@@ -95,7 +95,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions-rs/toolchain@v1
         with:
-          toolchain: nightly-2021-10-24
+          toolchain: nightly-2021-12-10
           override: true
       - uses: Swatinem/rust-cache@v1
         with: