diff --git a/src/cpp/ext/csm/metadata_exchange.cc b/src/cpp/ext/csm/metadata_exchange.cc
index 9e7fedd4080..8329d2b4cbc 100644
--- a/src/cpp/ext/csm/metadata_exchange.cc
+++ b/src/cpp/ext/csm/metadata_exchange.cc
@@ -70,23 +70,23 @@ constexpr absl::string_view kMetadataExchangeProjectIdKey = "project_id";
 constexpr absl::string_view kMetadataExchangeCanonicalServiceKey =
     "canonical_service";
 // The keys that will be used for the local attributes when recording metrics.
-constexpr absl::string_view kMeshIdAttribute = "gsm.mesh_id";
+constexpr absl::string_view kMeshIdAttribute = "csm.mesh_id";
 // The keys that will be used for the peer attributes when recording metrics.
-constexpr absl::string_view kPeerTypeAttribute = "gsm.remote_workload_type";
+constexpr absl::string_view kPeerTypeAttribute = "csm.remote_workload_type";
 constexpr absl::string_view kPeerPodNameAttribute =
-    "gsm.remote_workload_pod_name";
+    "csm.remote_workload_pod_name";
 constexpr absl::string_view kPeerContainerNameAttribute =
-    "gsm.remote_workload_container_name";
+    "csm.remote_workload_container_name";
 constexpr absl::string_view kPeerNamespaceNameAttribute =
-    "gsm.remote_workload_namespace_name";
+    "csm.remote_workload_namespace_name";
 constexpr absl::string_view kPeerClusterNameAttribute =
-    "gsm.remote_workload_cluster_name";
+    "csm.remote_workload_cluster_name";
 constexpr absl::string_view kPeerLocationAttribute =
-    "gsm.remote_workload_location";
+    "csm.remote_workload_location";
 constexpr absl::string_view kPeerProjectIdAttribute =
-    "gsm.remote_workload_project_id";
+    "csm.remote_workload_project_id";
 constexpr absl::string_view kPeerCanonicalServiceAttribute =
-    "gsm.remote_workload_canonical_service";
+    "csm.remote_workload_canonical_service";
 // Type values used by Google Cloud Resource Detector
 constexpr absl::string_view kGkeType = "gcp_kubernetes_engine";
 
diff --git a/test/cpp/ext/csm/metadata_exchange_test.cc b/test/cpp/ext/csm/metadata_exchange_test.cc
index d39e89da0da..7f3a6ac15e7 100644
--- a/test/cpp/ext/csm/metadata_exchange_test.cc
+++ b/test/cpp/ext/csm/metadata_exchange_test.cc
@@ -150,37 +150,37 @@ class MetadataExchangeTest
       const std::map<std::string,
                      opentelemetry::sdk::common::OwnedAttributeValue>&
           attributes) {
-    EXPECT_EQ(absl::get<std::string>(attributes.at("gsm.mesh_id")), "mesh-id");
+    EXPECT_EQ(absl::get<std::string>(attributes.at("csm.mesh_id")), "mesh-id");
     switch (GetParam().type()) {
       case TestScenario::ResourceType::kGke:
         EXPECT_EQ(
-            absl::get<std::string>(attributes.at("gsm.remote_workload_type")),
+            absl::get<std::string>(attributes.at("csm.remote_workload_type")),
             "gcp_kubernetes_engine");
         EXPECT_EQ(absl::get<std::string>(
-                      attributes.at("gsm.remote_workload_pod_name")),
+                      attributes.at("csm.remote_workload_pod_name")),
                   "pod");
         EXPECT_EQ(absl::get<std::string>(
-                      attributes.at("gsm.remote_workload_container_name")),
+                      attributes.at("csm.remote_workload_container_name")),
                   "container");
         EXPECT_EQ(absl::get<std::string>(
-                      attributes.at("gsm.remote_workload_namespace_name")),
+                      attributes.at("csm.remote_workload_namespace_name")),
                   "namespace");
         EXPECT_EQ(absl::get<std::string>(
-                      attributes.at("gsm.remote_workload_cluster_name")),
+                      attributes.at("csm.remote_workload_cluster_name")),
                   "cluster");
         EXPECT_EQ(absl::get<std::string>(
-                      attributes.at("gsm.remote_workload_location")),
+                      attributes.at("csm.remote_workload_location")),
                   "region");
         EXPECT_EQ(absl::get<std::string>(
-                      attributes.at("gsm.remote_workload_project_id")),
+                      attributes.at("csm.remote_workload_project_id")),
                   "id");
         EXPECT_EQ(absl::get<std::string>(
-                      attributes.at("gsm.remote_workload_canonical_service")),
+                      attributes.at("csm.remote_workload_canonical_service")),
                   "canonical_service");
         break;
       case TestScenario::ResourceType::kUnknown:
         EXPECT_EQ(
-            absl::get<std::string>(attributes.at("gsm.remote_workload_type")),
+            absl::get<std::string>(attributes.at("csm.remote_workload_type")),
             "random");
         break;
     }
@@ -190,7 +190,7 @@ class MetadataExchangeTest
       const std::map<std::string,
                      opentelemetry::sdk::common::OwnedAttributeValue>&
           attributes) {
-    EXPECT_EQ(attributes.find("gsm.remote_workload_type"), attributes.end());
+    EXPECT_EQ(attributes.find("csm.remote_workload_type"), attributes.end());
   }
 
  private: