diff --git a/src/kernel/chainparams.cpp b/src/kernel/chainparams.cpp
index 4fd2d5e2d02..bf0415667ef 100644
--- a/src/kernel/chainparams.cpp
+++ b/src/kernel/chainparams.cpp
@@ -537,7 +537,7 @@ public:
         consensus.SegwitHeight = 0; // Always active unless overridden
         consensus.MinBIP9WarningHeight = 0;
         consensus.powLimit = uint256{"7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"};
-        consensus.nPowTargetTimespan = 14 * 24 * 60 * 60; // two weeks
+        consensus.nPowTargetTimespan = 24 * 60 * 60; // one day
         consensus.nPowTargetSpacing = 10 * 60;
         consensus.fPowAllowMinDifficultyBlocks = true;
         consensus.enforce_BIP94 = false;
diff --git a/test/functional/rpc_blockchain.py b/test/functional/rpc_blockchain.py
index e5aca7f138b..98147237b10 100755
--- a/test/functional/rpc_blockchain.py
+++ b/test/functional/rpc_blockchain.py
@@ -58,7 +58,7 @@ TIME_RANGE_STEP = 600  # ten-minute steps
 TIME_RANGE_MTP = TIME_GENESIS_BLOCK + (HEIGHT - 6) * TIME_RANGE_STEP
 TIME_RANGE_TIP = TIME_GENESIS_BLOCK + (HEIGHT - 1) * TIME_RANGE_STEP
 TIME_RANGE_END = TIME_GENESIS_BLOCK + HEIGHT * TIME_RANGE_STEP
-DIFFICULTY_ADJUSTMENT_INTERVAL = 2016
+DIFFICULTY_ADJUSTMENT_INTERVAL = 144
 
 
 class BlockchainTest(BitcoinTestFramework):