diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 769188c6f..44dd56daa 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -37,6 +37,11 @@ jobs:
         with:
           toolchain: ${{ matrix.rust }}
 
+      - name: Downgrade dependencies to 1.81 compatible versions
+        run: |
+          cargo update -p rand@0.10.0 --precise 0.9.0
+        if: ${{ matrix.rust == '1.81.0' }}
+
       - name: Unit Tests
         run: cargo test --all-features
 
diff --git a/Cargo.toml b/Cargo.toml
index 863dcbd8a..cdb4a933b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -49,7 +49,7 @@ check-cfg = [
 ]
 
 [dependencies]
-rand = { version = "0.9.0", optional = true, default-features = false, features = ["thread_rng"] }
+rand = { version = ">=0.9.0, <=0.11.0", optional = true, default-features = false, features = ["thread_rng"] }
 serde = { version = "1.0.0", optional = true, default-features = false, features = ["derive"] }
 
 [dev-dependencies]