diff --git a/src/chainparams.cpp b/src/chainparams.cpp
index 22fc808efb..8f644d29bd 100644
--- a/src/chainparams.cpp
+++ b/src/chainparams.cpp
@@ -925,6 +925,7 @@ class CRegTestParams : public CChainParams {
 
         UpdateLLMQTestParametersFromArgs(args, Consensus::LLMQType::LLMQ_TEST);
         UpdateLLMQTestParametersFromArgs(args, Consensus::LLMQType::LLMQ_TEST_INSTANTSEND);
+        UpdateLLMQTestParametersFromArgs(args, Consensus::LLMQType::LLMQ_TEST_PLATFORM);
         UpdateLLMQInstantSendDIP0024FromArgs(args);
     }
 
@@ -1149,13 +1150,17 @@ void CRegTestParams::UpdateBudgetParametersFromArgs(const ArgsManager& args)
 
 void CRegTestParams::UpdateLLMQTestParametersFromArgs(const ArgsManager& args, const Consensus::LLMQType llmqType)
 {
-    assert(llmqType == Consensus::LLMQType::LLMQ_TEST || llmqType == Consensus::LLMQType::LLMQ_TEST_INSTANTSEND);
+    assert(llmqType == Consensus::LLMQType::LLMQ_TEST || llmqType == Consensus::LLMQType::LLMQ_TEST_INSTANTSEND || llmqType == Consensus::LLMQType::LLMQ_TEST_PLATFORM);
 
     std::string cmd_param{"-llmqtestparams"}, llmq_name{"LLMQ_TEST"};
     if (llmqType == Consensus::LLMQType::LLMQ_TEST_INSTANTSEND) {
         cmd_param = "-llmqtestinstantsendparams";
         llmq_name = "LLMQ_TEST_INSTANTSEND";
     }
+    if (llmqType == Consensus::LLMQType::LLMQ_TEST_PLATFORM) {
+        cmd_param = "-llmqtestplatformparams";
+        llmq_name = "LLMQ_TEST_PLATFORM";
+    }
 
     if (!args.IsArgSet(cmd_param)) return;
 
@@ -1384,6 +1389,7 @@ void SetupChainParamsOptions(ArgsManager& argsman)
     argsman.AddArg("-llmqtestinstantsenddip0024=<quorum name>", "Override the default LLMQ type used for InstantSendDIP0024. Used mainly to test Platform. (default: llmq_test_dip0024, regtest-only)", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::CHAINPARAMS);
     argsman.AddArg("-llmqtestinstantsendparams=<size>:<threshold>", "Override the default LLMQ size for the LLMQ_TEST_INSTANTSEND quorums (default: 3:2, regtest-only)", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::CHAINPARAMS);
     argsman.AddArg("-llmqtestparams=<size>:<threshold>", "Override the default LLMQ size for the LLMQ_TEST quorum (default: 3:2, regtest-only)", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::CHAINPARAMS);
+    argsman.AddArg("-llmqtestplatformparams=<size>:<threshold>", "Override the default LLMQ size for the LLMQ_TEST_PLATFORM quorum (default: 3:2, regtest-only)", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::CHAINPARAMS);
     argsman.AddArg("-minimumdifficultyblocks=<n>", "The number of blocks that can be mined with the minimum difficulty at the start of a chain (default: 0, devnet-only)", ArgsManager::ALLOW_ANY, OptionsCategory::CHAINPARAMS);
     argsman.AddArg("-powtargetspacing=<n>", "Override the default PowTargetSpacing value in seconds (default: 2.5 minutes, devnet-only)", ArgsManager::ALLOW_INT, OptionsCategory::CHAINPARAMS);
     argsman.AddArg("-testactivationheight=name@height.", "Set the activation height of 'name' (bip147, bip34, dersig, cltv, csv, brr, dip0001, dip0008, dip0024, v19, v20, mn_rr). (regtest-only)", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::CHAINPARAMS);
diff --git a/test/functional/test_framework/test_framework.py b/test/functional/test_framework/test_framework.py
index 9a56df7e2e..483bae5db7 100755
--- a/test/functional/test_framework/test_framework.py
+++ b/test/functional/test_framework/test_framework.py
@@ -1251,6 +1251,7 @@ def set_dash_llmq_test_params(self, llmq_size, llmq_threshold):
         for i in range(0, self.num_nodes):
             self.extra_args[i].append("-llmqtestparams=%d:%d" % (self.llmq_size, self.llmq_threshold))
             self.extra_args[i].append("-llmqtestinstantsendparams=%d:%d" % (self.llmq_size, self.llmq_threshold))
+            self.extra_args[i].append("-llmqtestplatformparams=%d:%d" % (self.llmq_size, self.llmq_threshold))
 
     def create_simple_node(self, extra_args=None):
         idx = len(self.nodes)