diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index b37a0bcb..8d7df81b 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -10,50 +10,16 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        rust: [stable, beta, 1.56]
-        features: [--all-features, ""]
+        rust: [stable]
+        features: [--all-features]
         target: [""]
-        exclude:
-          - os: ubuntu-latest
-            rust: beta
-            features: ""
-          - os: ubuntu-latest
-            rust: 1.56
-            features: --all-features
+        include:
           - os: ubuntu-latest
-            rust: 1.56
-            features: ""
-          - os: macos-latest
             rust: stable
             features: ""
-          - os: macos-latest
-            rust: beta
-            features: --all-features
-          - os: macos-latest
-            rust: beta
-            features: ""
-          - os: macos-latest
-            rust: 1.56
-            features: --all-features
-          - os: macos-latest
-            rust: 1.56
-            features: ""
-          - os: windows-latest
-            rust: stable
-            features: ""
-          - os: windows-latest
-            rust: beta
-            features: --all-features
-          - os: windows-latest
+          - os: ubuntu-latest
             rust: beta
-            features: ""
-          - os: windows-latest
-            rust: 1.56
             features: --all-features
-          - os: windows-latest
-            rust: 1.56
-            features: ""
-        include:
           - os: ubuntu-latest
             rust: 1.56
             features: --features improved_unicode