diff --git a/src/app/CommandSender.cpp b/src/app/CommandSender.cpp
index ba2bc6d0e0a9c5..3782be62081997 100644
--- a/src/app/CommandSender.cpp
+++ b/src/app/CommandSender.cpp
@@ -537,7 +537,8 @@ CHIP_ERROR CommandSender::FinishCommand(FinishCommandParameters & aFinishCommand
     return FinishCommandInternal(aFinishCommandParams);
 }
 
-CHIP_ERROR CommandSender::AddRequestDataInternal(const CommandPathParams & aCommandPath, DataModel::EncodableToTLV & aEncodable,
+CHIP_ERROR CommandSender::AddRequestDataInternal(const CommandPathParams & aCommandPath,
+                                                 const DataModel::EncodableToTLV & aEncodable,
                                                  AddRequestDataParameters & aAddRequestDataParams)
 {
     PrepareCommandParameters prepareCommandParams(aAddRequestDataParams);
diff --git a/src/app/CommandSender.h b/src/app/CommandSender.h
index e631ed2b84f849..862b1252208d88 100644
--- a/src/app/CommandSender.h
+++ b/src/app/CommandSender.h
@@ -390,7 +390,7 @@ class CommandSender final : public Messaging::ExchangeDelegate
      * invoke interaction. If the caller wants that certainty they should call the templated
      * version of AddRequestData.
      */
-    CHIP_ERROR AddRequestData(const CommandPathParams & aCommandPath, DataModel::EncodableToTLV & aEncodable,
+    CHIP_ERROR AddRequestData(const CommandPathParams & aCommandPath, const DataModel::EncodableToTLV & aEncodable,
                               AddRequestDataParameters & aAddRequestDataParams)
     {
         return AddRequestDataInternal(aCommandPath, aEncodable, aAddRequestDataParams);
@@ -473,7 +473,8 @@ class CommandSender final : public Messaging::ExchangeDelegate
 #endif // CONFIG_BUILD_FOR_HOST_UNIT_TEST
 
 private:
-    CHIP_ERROR AddRequestDataInternal(const CommandPathParams & aCommandPath, DataModel::EncodableToTLV & aEncodable,
+    CHIP_ERROR AddRequestDataInternal(const CommandPathParams & aCommandPath,
+                                      const DataModel::EncodableToTLV & aEncodable,
                                       AddRequestDataParameters & aAddRequestDataParams);
 
     CHIP_ERROR FinishCommandInternal(FinishCommandParameters & aFinishCommandParams);