diff --git a/.github/workflows/msrv.yml b/.github/workflows/msrv.yml
index 328ccacf3..6ca6c0708 100644
--- a/.github/workflows/msrv.yml
+++ b/.github/workflows/msrv.yml
@@ -14,6 +14,7 @@ jobs:
       matrix:
         version:
           - 1.40.0
+          - 1.42.0
 
     name: ${{ matrix.version }} - x86_64-unknown-linux-gnu
     runs-on: ubuntu-latest
@@ -42,7 +43,17 @@ jobs:
         with:
           command: test
           args: --package=actix-cors
-                --package=actix-protobuf
+                --package=actix-identity
                 --package=actix-redis
+                --package=actix-session
                 --package=actix-web-httpauth
                 --all-features --no-fail-fast -- --nocapture
+
+      - name: tests (1.42.0)
+        if: matrix.version == '1.42.0'
+        uses: actions-rs/cargo@v1
+        timeout-minutes: 40
+        with:
+          command: test
+          args: --package=actix-protobuf
+                --all-features --no-fail-fast -- --nocapture
diff --git a/Cargo.toml b/Cargo.toml
index c732420a7..fe1f02214 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,3 +8,6 @@ members = [
   "actix-session",
   "actix-web-httpauth",
 ]
+
+[patch.crates-io]
+actix-session = { path = "actix-session" }
diff --git a/actix-protobuf/CHANGES.md b/actix-protobuf/CHANGES.md
index 1eeb1130d..c801b3384 100644
--- a/actix-protobuf/CHANGES.md
+++ b/actix-protobuf/CHANGES.md
@@ -1,5 +1,9 @@
 # Changes
 
+## unreleased
+
+* Minimum supported Rust version(MSRV) is now 1.42.0 to use `matches!` macro.
+
 ## 0.6.0-alpha.1 (2020-07-06)
 
 * Update `actix-web` to 3.0.0-alpha.3
diff --git a/actix-protobuf/src/lib.rs b/actix-protobuf/src/lib.rs
index a8f39c6a5..b67ae12ca 100644
--- a/actix-protobuf/src/lib.rs
+++ b/actix-protobuf/src/lib.rs
@@ -272,14 +272,12 @@ mod tests {
     impl PartialEq for ProtoBufPayloadError {
         fn eq(&self, other: &ProtoBufPayloadError) -> bool {
             match *self {
-                ProtoBufPayloadError::Overflow => match *other {
-                    ProtoBufPayloadError::Overflow => true,
-                    _ => false,
-                },
-                ProtoBufPayloadError::ContentType => match *other {
-                    ProtoBufPayloadError::ContentType => true,
-                    _ => false,
-                },
+                ProtoBufPayloadError::Overflow => {
+                    matches!(*other, ProtoBufPayloadError::Overflow)
+                }
+                ProtoBufPayloadError::ContentType => {
+                    matches!(*other, ProtoBufPayloadError::ContentType)
+                }
                 _ => false,
             }
         }