diff --git a/doc/release-notes-6189.md b/doc/release-notes-6189.md
index b4b2678516dfe0..465068e2d773a1 100644
--- a/doc/release-notes-6189.md
+++ b/doc/release-notes-6189.md
@@ -3,4 +3,4 @@ Tests
 
 - For the `regtest` network the activation heights of several softforks were
   set to block height 1. They can be changed by the runtime setting
-  `-testactivationheight=name@height`. (dash#6214)
+  `-testactivationheight=name@height`. Command line arguments -dip8params, -bip147height are removed in favour of -testactivationheight. (dash#6214)
diff --git a/src/chainparams.cpp b/src/chainparams.cpp
index 8bb932eca75405..5b571328d41de8 100644
--- a/src/chainparams.cpp
+++ b/src/chainparams.cpp
@@ -752,7 +752,8 @@ class CRegTestParams : public CChainParams {
         consensus.BIP147Height = 0;  // Always active unless overridden
         consensus.CSVHeight = 1;     // Always active unless overridden
         consensus.DIP0001Height = 1; // Always active unless overridden
-        consensus.DIP0003Height = 432;
+        consensus.DIP0003Height = 432; // Always active for DashTestFramework in functional tests (see dip3params)
+                                       // For unit tests and for BitcoinTestFramework is disabled due to missing quorum commitment for blocks created by helpers such as create_blocks
         consensus.DIP0003EnforcementHeight = 500;
         consensus.DIP0003EnforcementHash = uint256();
         consensus.DIP0008Height = 1; // Always active unless overridden