diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
deleted file mode 100644
index 61c689b..0000000
--- a/.github/workflows/check.yml
+++ /dev/null
@@ -1,19 +0,0 @@
-on: [push, pull_request]
-
-name: Cargo Check
-
-jobs:
-  check:
-    name: Cargo Check
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v2
-      - uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: stable
-          target: thumbv7em-none-eabihf
-          override: true
-      - uses: actions-rs/cargo@v1
-        with:
-          command: check
diff --git a/.github/workflows/clippy.yml b/.github/workflows/clippy.yml
index 3ac8234..918ce8f 100644
--- a/.github/workflows/clippy.yml
+++ b/.github/workflows/clippy.yml
@@ -1,4 +1,8 @@
-on: [push, pull_request]
+on:
+  push:
+    branches:
+      - main
+  pull_request:
 
 name: Cargo Clippy
 
diff --git a/.github/workflows/rustfmt.yml b/.github/workflows/rustfmt.yml
index 73b5e5d..606a127 100644
--- a/.github/workflows/rustfmt.yml
+++ b/.github/workflows/rustfmt.yml
@@ -1,4 +1,8 @@
-on: [push, pull_request]
+on:
+  push:
+    branches:
+      - main
+  pull_request:
 
 name: Cargo Format