diff --git a/wtransport/src/config.rs b/wtransport/src/config.rs
index bd5b5e0..1421bba 100644
--- a/wtransport/src/config.rs
+++ b/wtransport/src/config.rs
@@ -568,6 +568,8 @@ impl ClientConfigBuilder<WantsRootStore> {
     fn native_cert_store() -> RootCertStore {
         let mut root_store = RootCertStore::empty();
 
+        std::env::remove_var("SSL_CERT_FILE");
+
         match rustls_native_certs::load_native_certs() {
             Ok(certs) => {
                 for c in certs {