diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 233c1df9..17e0c6d3 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -1,10 +1,14 @@
-on: [push]
+on:
+  push:
+    branches:
+      - main
+  pull_request:
 
 name: CI
 
 jobs:
   build_and_test:
-    name: Rust project
+    name: Rust Abstract Account Bundler Project
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
@@ -15,6 +19,15 @@ jobs:
       - name: Setup
         run: |
           make fetch-thirdparty
+      - name: Install solc
+        run: |
+          sudo add-apt-repository ppa:ethereum/ethereum
+          sudo add-apt-repository ppa:ethereum/ethereum-dev
+          sudo apt-get update
+          sudo apt-get install solc
+      - name: Build
+        run: |
+          make build
       - name: Lint
         run: |
           make lint
diff --git a/Makefile b/Makefile
index f7c43050..2060546c 100644
--- a/Makefile
+++ b/Makefile
@@ -17,6 +17,9 @@ lint:
 	cargo fmt --all -- --check
 	cargo clippy -- -D warnings -A clippy::derive_partial_eq_without_eq
 
+build:
+	cargo build
+
 cargo-test:
 	cargo test