diff --git a/bindings/grpc/src/services/domain_linkage.rs b/bindings/grpc/src/services/domain_linkage.rs
index 42e4d902fc..3c3935a413 100644
--- a/bindings/grpc/src/services/domain_linkage.rs
+++ b/bindings/grpc/src/services/domain_linkage.rs
@@ -278,8 +278,8 @@ impl DomainLinkage for DomainLinkageService {
   ) -> Result<Response<ValidateDomainResponse>, Status> {
     let request_data = &req.into_inner();
     // parse given domain
-    let domain: Url = Url::parse(&request_data.domain)
-      .map_err(|err| DomainLinkageError::DomainParsing(err.to_string()))?;
+    let domain: Url =
+      Url::parse(&request_data.domain).map_err(|err| DomainLinkageError::DomainParsing(err.to_string()))?;
 
     // get validation status for all issuer dids
     let status_infos = self
@@ -304,8 +304,8 @@ impl DomainLinkage for DomainLinkageService {
   ) -> Result<Response<ValidateDomainResponse>, Status> {
     let request_data = &req.into_inner();
     // parse given domain
-    let domain: Url = Url::parse(&request_data.domain)
-      .map_err(|err| DomainLinkageError::DomainParsing(err.to_string()))?;
+    let domain: Url =
+      Url::parse(&request_data.domain).map_err(|err| DomainLinkageError::DomainParsing(err.to_string()))?;
     // parse config
     let config = DomainLinkageConfiguration::from_json(&request_data.did_configuration.to_string()).map_err(|err| {
       DomainLinkageError::DidConfigurationParsing(format!("could not parse given DID configuration; {}", &err))
diff --git a/bindings/grpc/src/services/status_list_2021.rs b/bindings/grpc/src/services/status_list_2021.rs
index 3a94dfcfea..be0595c9a4 100644
--- a/bindings/grpc/src/services/status_list_2021.rs
+++ b/bindings/grpc/src/services/status_list_2021.rs
@@ -1,7 +1,7 @@
 // Copyright 2020-2024 IOTA Stiftung
 // SPDX-License-Identifier: Apache-2.0
 
-use std::collection::HashSet;
+use std::collections::HashSet;
 
 use identity_iota::core::Context;
 use identity_iota::core::FromJson;
@@ -103,13 +103,13 @@ impl StatusList2021Svc for StatusList2021Service {
       .map_err(|_| Error::InvalidStatusListLength)?;
 
     let mut builder = StatusList2021CredentialBuilder::new(status_list);
-    let contexts = contexts.into_iter().collect::<HashSet>();
+    let contexts = contexts.into_iter().collect::<HashSet<_>>();
     for ctx in contexts {
       let url = Url::parse(&ctx).map_err(move |_| Error::InvalidContext(ctx))?;
       builder = builder.context(Context::Url(url));
     }
 
-    let types = types.into_iter().collect::<HashSet>();
+    let types = types.into_iter().collect::<HashSet<_>>();
     for t in types {
       builder = builder.add_type(t);
     }