diff --git a/.github/workflows/cont_integration.yml b/.github/workflows/cont_integration.yml
index 312fc00..01a95f3 100644
--- a/.github/workflows/cont_integration.yml
+++ b/.github/workflows/cont_integration.yml
@@ -41,6 +41,7 @@ jobs:
       - run: cargo check --verbose --no-default-features --features=proxy,use-openssl
       - run: cargo check --verbose --no-default-features --features=proxy,use-rustls
       - run: cargo check --verbose --no-default-features --features=proxy,use-rustls-ring
+      - run: cargo check --verbose --no-default-features --features=proxy,use-rustls,use-rustls-ring
 
   fmt:
     name: Rust fmt
diff --git a/src/raw_client.rs b/src/raw_client.rs
index 8cb12e2..5d67467 100644
--- a/src/raw_client.rs
+++ b/src/raw_client.rs
@@ -408,7 +408,7 @@ impl RawClient<ElectrumSslStream> {
 
         if rustls::crypto::CryptoProvider::get_default().is_none() {
             // We install a crypto provider depending on the set feature.
-            #[cfg(feature = "use-rustls")]
+            #[cfg(all(feature = "use-rustls", not(feature = "use-rustls-ring")))]
             rustls::crypto::CryptoProvider::install_default(
                 rustls::crypto::aws_lc_rs::default_provider(),
             )
@@ -449,7 +449,7 @@ impl RawClient<ElectrumSslStream> {
             builder
                 .dangerous()
                 .with_custom_certificate_verifier(std::sync::Arc::new(
-                    #[cfg(feature = "use-rustls")]
+                    #[cfg(all(feature = "use-rustls", not(feature = "use-rustls-ring")))]
                     danger::NoCertificateVerification::new(rustls::crypto::aws_lc_rs::default_provider()),
                     #[cfg(feature = "use-rustls-ring")]
                     danger::NoCertificateVerification::new(rustls::crypto::ring::default_provider()),
@@ -1249,7 +1249,7 @@ mod test {
         let client = RawClient::new(get_test_server(), None).unwrap();
 
         let resp = client.relay_fee().unwrap();
-        assert_eq!(resp, 0.00001);
+        assert!(resp > 0.0);
     }
 
     #[test]