diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index c866780..938a420 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -20,6 +20,12 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
       - uses: actions/checkout@v2
+      - name: Install Rust 1.56.0
+        run: |
+          rustup default 1.56.0
+          rustup component add rustfmt
+          rustup update
+          cargo --version
       - name: Install Clang Format
         run: |
           wget -qO- https://apt.llvm.org/llvm-snapshot.gpg.key | sudo tee /etc/apt/trusted.gpg.d/apt.llvm.org.asc
@@ -31,7 +37,7 @@ jobs:
       - name: Run Clang Format check
         run: ./format.sh -d
       - name: Run Cargo Format check
-        run: cargo fmt --check
+        run: cargo fmt -- --check
 
   test:
     runs-on: ubuntu-20.04
@@ -43,6 +49,12 @@ jobs:
 
     steps:
       - uses: actions/checkout@v2
+      - name: Install Rust 1.56.0
+        run: |
+          rustup default 1.56.0
+          rustup update
+          cargo --version
+
       - name: Install LLVM
         run: |
           sudo apt install binaryen --yes
@@ -76,8 +88,9 @@ jobs:
         run: |
           make -C ./runtime/thirdparty install
 
-      - name: Compile
+      - name: Compile awsm
         run: |
+          cargo --version
           cargo build --release
 
       - name: Preliminary tests
diff --git a/Cargo.lock b/Cargo.lock
index c59609d..401af32 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -220,18 +220,18 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.36"
+version = "1.0.86"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c7342d5883fbccae1cc37a2353b09c87c9b0f3afd73f5fb9bba687a1f733b029"
+checksum = "5e719e8df665df0d1c8fbfd238015744736151d4445ec0836b8e628aae103b77"
 dependencies = [
- "unicode-xid",
+ "unicode-ident",
 ]
 
 [[package]]
 name = "quote"
-version = "1.0.15"
+version = "1.0.36"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "864d3e96a899863136fc6e99f3d7cae289dafe43bf2c5ac19b70df7210c0a145"
+checksum = "0fa76aaf39101c457836aec0ce2316dbdc3ab723cdda1c6bd4e6ad4208acaca7"
 dependencies = [
  "proc-macro2",
 ]
@@ -353,6 +353,12 @@ version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "25eb0ca3468fc0acc11828786797f6ef9aa1555e4a211a60d64cc8e4d1be47d6"
 
+[[package]]
+name = "unicode-ident"
+version = "1.0.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3354b9ac3fae1ff6755cb6db53683adb661634f67557942dea4facebec0fee4b"
+
 [[package]]
 name = "unicode-segmentation"
 version = "1.9.0"
diff --git a/install_deb.sh b/install_deb.sh
index 60f2926..ee48df3 100755
--- a/install_deb.sh
+++ b/install_deb.sh
@@ -50,9 +50,11 @@ $sudo apt install binaryen --yes
 
 # Install Rust
 if [[ -x "$(command -v rustup)" ]]; then
+    rustup install 1.56.0
+    rustup default 1.56.0
 	rustup update
 else
-	curl https://sh.rustup.rs -sSf | bash -s -- -y
+    curl https://sh.rustup.rs -sSf | bash -s -- -y --default-toolchain 1.56.0
 fi
 source "$HOME/.cargo/env"
 export PATH="$HOME/.cargo/bin:$PATH"