diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 80b2455..8f7e876 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -13,7 +13,7 @@ jobs:
       matrix:
         rust:
           - stable
-          - 1.41.0
+          - 1.43.0
     steps:
       - uses: actions/checkout@v2
       - uses: actions-rs/toolchain@v1
diff --git a/.github/workflows/clippy.yml b/.github/workflows/clippy.yml
index e281c83..1edd63a 100644
--- a/.github/workflows/clippy.yml
+++ b/.github/workflows/clippy.yml
@@ -13,7 +13,7 @@ jobs:
       matrix:
         rust:
           - stable
-          - 1.41.0
+          - 1.43.0
     steps:
       - uses: actions/checkout@v2
       - uses: actions-rs/toolchain@v1
diff --git a/.github/workflows/fmt.yml b/.github/workflows/fmt.yml
index 1479298..6281b74 100644
--- a/.github/workflows/fmt.yml
+++ b/.github/workflows/fmt.yml
@@ -13,7 +13,7 @@ jobs:
       matrix:
         rust:
           - stable
-          - 1.41.0
+          - 1.43.0
     steps:
       - uses: actions/checkout@v2
       - uses: actions-rs/toolchain@v1
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 909ed3a..0e6f443 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -13,7 +13,7 @@ jobs:
       matrix:
         rust:
           - stable
-          - 1.41.0
+          - 1.43.0
     steps:
       - uses: actions/checkout@v2
       - uses: actions-rs/toolchain@v1