diff --git a/generator/.DevConfigs/efb0dd6a-3af3-4c38-a7d1-9188ccd1bf39.json b/generator/.DevConfigs/efb0dd6a-3af3-4c38-a7d1-9188ccd1bf39.json
new file mode 100644
index 000000000000..a12f90ac50fb
--- /dev/null
+++ b/generator/.DevConfigs/efb0dd6a-3af3-4c38-a7d1-9188ccd1bf39.json
@@ -0,0 +1,32 @@
+{
+  "core": {
+    "updateMinimum": false,
+    "type": "patch",
+    "changeLogMessages": [
+      "Avoid cloning \u0060ImmutableCredentials\u0060 objects."
+    ]
+  },
+  "services": [
+    {
+      "serviceName": "GameLift",
+      "type": "patch",
+      "changeLogMessages": [
+        "Avoid cloning \u0060ImmutableCredentials\u0060 objects."
+      ]
+    },
+    {
+      "serviceName": "SecurityToken",
+      "type": "patch",
+      "changeLogMessages": [
+        "Avoid cloning \u0060ImmutableCredentials\u0060 objects."
+      ]
+    },
+    {
+      "serviceName": "CognitoIdentity",
+      "type": "patch",
+      "changeLogMessages": [
+        "Avoid cloning \u0060ImmutableCredentials\u0060 objects."
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/sdk/src/Core/Amazon.Runtime/Credentials/BasicAWSCredentials.cs b/sdk/src/Core/Amazon.Runtime/Credentials/BasicAWSCredentials.cs
index e1c516f69cbc..5261c92a209f 100644
--- a/sdk/src/Core/Amazon.Runtime/Credentials/BasicAWSCredentials.cs
+++ b/sdk/src/Core/Amazon.Runtime/Credentials/BasicAWSCredentials.cs
@@ -70,10 +70,7 @@ public BasicAWSCredentials(string accessKey, string secretKey, string accountId)
         /// <returns></returns>
         public override ImmutableCredentials GetCredentials()
         {
-            if (this._credentials == null)
-                return null;
-
-            return _credentials.Copy();
+            return _credentials;
         }
 
         #endregion
diff --git a/sdk/src/Core/Amazon.Runtime/Credentials/DefaultInstanceProfileAWSCredentials.cs b/sdk/src/Core/Amazon.Runtime/Credentials/DefaultInstanceProfileAWSCredentials.cs
index af7743925ee8..1490d56f224c 100644
--- a/sdk/src/Core/Amazon.Runtime/Credentials/DefaultInstanceProfileAWSCredentials.cs
+++ b/sdk/src/Core/Amazon.Runtime/Credentials/DefaultInstanceProfileAWSCredentials.cs
@@ -122,7 +122,7 @@ public override ImmutableCredentials GetCredentials()
                             _imdsRefreshFailed = false;
                         }
 
-                        return _lastRetrievedCredentials?.Credentials.Copy();
+                        return _lastRetrievedCredentials?.Credentials;
                     }
                 }
                 finally
@@ -161,7 +161,7 @@ public override ImmutableCredentials GetCredentials()
                         _imdsRefreshFailed = false;
                     }
 
-                    credentials = _lastRetrievedCredentials.Credentials?.Copy();
+                    credentials = _lastRetrievedCredentials.Credentials;
                 }
                 finally
                 {
@@ -211,7 +211,7 @@ public override async Task<ImmutableCredentials> GetCredentialsAsync()
                             _imdsRefreshFailed = false;
                         }
 
-                        return _lastRetrievedCredentials?.Credentials.Copy();
+                        return _lastRetrievedCredentials?.Credentials;
                     }
                 }
                 finally
@@ -250,7 +250,7 @@ public override async Task<ImmutableCredentials> GetCredentialsAsync()
                         _imdsRefreshFailed = false;
                     }
 
-                    credentials = _lastRetrievedCredentials.Credentials?.Copy();
+                    credentials = _lastRetrievedCredentials.Credentials;
                 }
                 finally
                 {
diff --git a/sdk/src/Core/Amazon.Runtime/Credentials/InstanceProfileAWSCredentials.cs b/sdk/src/Core/Amazon.Runtime/Credentials/InstanceProfileAWSCredentials.cs
index 81b527abfcff..fbdb0b85f813 100644
--- a/sdk/src/Core/Amazon.Runtime/Credentials/InstanceProfileAWSCredentials.cs
+++ b/sdk/src/Core/Amazon.Runtime/Credentials/InstanceProfileAWSCredentials.cs
@@ -95,7 +95,7 @@ protected override CredentialsRefreshState GenerateNewCredentials()
                     var newExpiryTime = AWSSDKUtils.CorrectedUtcNow + TimeSpan.FromMinutes(2);
 #pragma warning restore CS0612,CS0618 // Type or member is obsolete
 
-                    _currentRefreshState = new CredentialsRefreshState(_currentRefreshState.Credentials.Copy(), newExpiryTime);
+                    _currentRefreshState = new CredentialsRefreshState(_currentRefreshState.Credentials, newExpiryTime);
                     return _currentRefreshState;
                 }
             }
@@ -111,7 +111,7 @@ protected override CredentialsRefreshState GenerateNewCredentials()
                 var newExpiryTime = AWSSDKUtils.CorrectedUtcNow + TimeSpan.FromMinutes(new Random().Next(5, 11));
 #pragma warning restore CS0612, CS0618 // Type or member is obsolete
 
-                _currentRefreshState = new CredentialsRefreshState(newState.Credentials.Copy(), newExpiryTime);
+                _currentRefreshState = new CredentialsRefreshState(newState.Credentials, newExpiryTime);
 
                 return _currentRefreshState;
             }
@@ -176,7 +176,7 @@ protected override async Task<CredentialsRefreshState> GenerateNewCredentialsAsy
                 if (null != _currentRefreshState)
                 {
                     var newExpiryTime = AWSSDKUtils.CorrectedUtcNow + TimeSpan.FromMinutes(2);
-                    _currentRefreshState = new CredentialsRefreshState(_currentRefreshState.Credentials.Copy(), newExpiryTime);
+                    _currentRefreshState = new CredentialsRefreshState(_currentRefreshState.Credentials, newExpiryTime);
                     return _currentRefreshState;
                 }
             }
@@ -188,7 +188,7 @@ protected override async Task<CredentialsRefreshState> GenerateNewCredentialsAsy
 
                 // use a custom refresh time
                 var newExpiryTime = AWSSDKUtils.CorrectedUtcNow + TimeSpan.FromMinutes(new Random().Next(5, 11));
-                _currentRefreshState = new CredentialsRefreshState(newState.Credentials.Copy(), newExpiryTime);
+                _currentRefreshState = new CredentialsRefreshState(newState.Credentials, newExpiryTime);
 
                 return _currentRefreshState;
             }
@@ -402,7 +402,7 @@ private CredentialsRefreshState GetEarlyRefreshState(CredentialsRefreshState sta
             if (newExpiryTime > state.Expiration)
                 newExpiryTime = state.Expiration;
 
-            return new CredentialsRefreshState(state.Credentials.Copy(), newExpiryTime);
+            return new CredentialsRefreshState(state.Credentials, newExpiryTime);
         }
 
         private CredentialsRefreshState GetRefreshState(string token)
diff --git a/sdk/src/Core/Amazon.Runtime/Credentials/RefreshingAWSCredentials.cs b/sdk/src/Core/Amazon.Runtime/Credentials/RefreshingAWSCredentials.cs
index e68627c2f0cb..de6e50d627dd 100644
--- a/sdk/src/Core/Amazon.Runtime/Credentials/RefreshingAWSCredentials.cs
+++ b/sdk/src/Core/Amazon.Runtime/Credentials/RefreshingAWSCredentials.cs
@@ -150,7 +150,7 @@ public override sealed ImmutableCredentials GetCredentials()
                 tempState = GenerateCredentialsAndUpdateState();
             }
 
-            return tempState.Credentials.Copy();
+            return tempState.Credentials;
 
             CredentialsRefreshState GenerateCredentialsAndUpdateState()
             {
@@ -202,7 +202,7 @@ public override sealed async System.Threading.Tasks.Task<ImmutableCredentials> G
                 tempState = await GenerateCredentialsAndUpdateStateAsync().ConfigureAwait(false);
             }
 
-            return tempState.Credentials.Copy();
+            return tempState.Credentials;
 
             async System.Threading.Tasks.Task<CredentialsRefreshState> GenerateCredentialsAndUpdateStateAsync()
             {
diff --git a/sdk/src/Core/Amazon.Runtime/Credentials/SessionAWSCredentials.cs b/sdk/src/Core/Amazon.Runtime/Credentials/SessionAWSCredentials.cs
index e938990d2d8a..1975d5959116 100644
--- a/sdk/src/Core/Amazon.Runtime/Credentials/SessionAWSCredentials.cs
+++ b/sdk/src/Core/Amazon.Runtime/Credentials/SessionAWSCredentials.cs
@@ -72,7 +72,7 @@ public SessionAWSCredentials(string awsAccessKeyId, string awsSecretAccessKey, s
         /// <returns></returns>
         public override ImmutableCredentials GetCredentials()
         {
-            return _lastCredentials.Copy();
+            return _lastCredentials;
         }
 
         #endregion
diff --git a/sdk/src/Services/CognitoIdentity/Custom/Model/Credentials.Extensions.cs b/sdk/src/Services/CognitoIdentity/Custom/Model/Credentials.Extensions.cs
index 7ab1dabdffa2..0737acb1c1d9 100644
--- a/sdk/src/Services/CognitoIdentity/Custom/Model/Credentials.Extensions.cs
+++ b/sdk/src/Services/CognitoIdentity/Custom/Model/Credentials.Extensions.cs
@@ -37,7 +37,7 @@ public override ImmutableCredentials GetCredentials()
         {
             if (_credentials == null)
                 _credentials = new ImmutableCredentials(AccessKeyId, SecretKey, SessionToken);
-            return _credentials.Copy();
+            return _credentials;
         }
     }
 }
diff --git a/sdk/src/Services/GameLift/Custom/Model/Credentials.Extensions.cs b/sdk/src/Services/GameLift/Custom/Model/Credentials.Extensions.cs
index dd251a01d14b..855bec10b129 100644
--- a/sdk/src/Services/GameLift/Custom/Model/Credentials.Extensions.cs
+++ b/sdk/src/Services/GameLift/Custom/Model/Credentials.Extensions.cs
@@ -44,7 +44,7 @@ public override ImmutableCredentials GetCredentials()
         {
             if (_credentials == null)
                 _credentials = new ImmutableCredentials(AccessKeyId, SecretAccessKey, SessionToken);
-            return _credentials.Copy();
+            return _credentials;
         }
     }
 }
\ No newline at end of file
diff --git a/sdk/src/Services/SecurityToken/Custom/Model/Credentials.Extensions.cs b/sdk/src/Services/SecurityToken/Custom/Model/Credentials.Extensions.cs
index 1be4bbdd707b..429bb7b64954 100644
--- a/sdk/src/Services/SecurityToken/Custom/Model/Credentials.Extensions.cs
+++ b/sdk/src/Services/SecurityToken/Custom/Model/Credentials.Extensions.cs
@@ -36,7 +36,7 @@ public override ImmutableCredentials GetCredentials()
         {
             if (_credentials == null)
                 _credentials = new ImmutableCredentials(AccessKeyId, SecretAccessKey, SessionToken);
-            return _credentials.Copy();
+            return _credentials;
         }
     }
 }