diff --git a/composer.json b/composer.json
index 8fc3e4cba..b1e88d60f 100644
--- a/composer.json
+++ b/composer.json
@@ -25,7 +25,7 @@
         "ext-curl": "*",
         "ext-json": "*",
         "google/common-protos": "^4.9",
-        "google/protobuf": "^4.31.1",
+        "google/protobuf": "^4.31.1 || ^5.34.0",
         "grpc/grpc": "^1.57",
         "internal/destroy": "^1.0",
         "internal/promise": "^3.4",
diff --git a/psalm-baseline.xml b/psalm-baseline.xml
index 253b4b014..46e4a428a 100644
--- a/psalm-baseline.xml
+++ b/psalm-baseline.xml
@@ -264,11 +264,6 @@
       <code><![CDATA[getID]]></code>
     </PossiblyNullReference>
   </file>
-  <file src="src/Exception/Client/MultyOperation/OperationStatus.php">
-    <InvalidArgument>
-      <code><![CDATA[$message->getDetails()]]></code>
-    </InvalidArgument>
-  </file>
   <file src="src/Exception/Client/ServiceClientException.php">
     <ImplementedReturnTypeMismatch>
       <code><![CDATA[RepeatedField]]></code>
diff --git a/psalm.xml b/psalm.xml
index 3e1d498a1..ef14c51ce 100644
--- a/psalm.xml
+++ b/psalm.xml
@@ -25,10 +25,5 @@
     <issueHandlers>
         <MissingOverrideAttribute errorLevel="suppress" />
         <ClassMustBeFinal errorLevel="suppress" />
-        <DeprecatedClass>
-            <errorLevel type="suppress">
-                <referencedClass name="Google\Protobuf\Internal\RepeatedField" />
-            </errorLevel>
-        </DeprecatedClass>
     </issueHandlers>
 </psalm>
diff --git a/src/Exception/Client/MultyOperation/OperationStatus.php b/src/Exception/Client/MultyOperation/OperationStatus.php
index a87533a15..fea2e023e 100644
--- a/src/Exception/Client/MultyOperation/OperationStatus.php
+++ b/src/Exception/Client/MultyOperation/OperationStatus.php
@@ -5,7 +5,7 @@
 namespace Temporal\Exception\Client\MultyOperation;
 
 use Google\Protobuf\Any;
-use Google\Protobuf\Internal\RepeatedField;
+use Google\Protobuf\RepeatedField;
 use Temporal\Api\Errordetails\V1\MultiOperationExecutionFailure\OperationStatus as OperationStatusMessage;
 use Temporal\Exception\Client\UnpackDetailsTrait;
 
diff --git a/src/Exception/Client/UnpackDetailsTrait.php b/src/Exception/Client/UnpackDetailsTrait.php
index 783400f79..82449f4bb 100644
--- a/src/Exception/Client/UnpackDetailsTrait.php
+++ b/src/Exception/Client/UnpackDetailsTrait.php
@@ -5,7 +5,7 @@
 namespace Temporal\Exception\Client;
 
 use Google\Protobuf\Any;
-use Google\Protobuf\Internal\RepeatedField;
+use Google\Protobuf\RepeatedField;
 use GPBMetadata\Temporal\Api\Errordetails\V1\Message;
 
 /**
diff --git a/src/Internal/Marshaller/ProtoToArrayConverter.php b/src/Internal/Marshaller/ProtoToArrayConverter.php
index 0f25aab37..c5881dd76 100644
--- a/src/Internal/Marshaller/ProtoToArrayConverter.php
+++ b/src/Internal/Marshaller/ProtoToArrayConverter.php
@@ -8,7 +8,7 @@
 use Google\Protobuf\Internal\MapField;
 use Google\Protobuf\Internal\Message;
 use Google\Protobuf\Internal\OneofField;
-use Google\Protobuf\Internal\RepeatedField;
+use Google\Protobuf\RepeatedField;
 use Google\Protobuf\Timestamp;
 use Temporal\Api\Common\V1\Header;
 use Temporal\Api\Common\V1\Memo;