diff --git a/contrib/tracing/connectblock_benchmark.bt b/contrib/tracing/connectblock_benchmark.bt
index 4aa4742103..de112af639 100755
--- a/contrib/tracing/connectblock_benchmark.bt
+++ b/contrib/tracing/connectblock_benchmark.bt
@@ -82,7 +82,7 @@ usdt:./build/src/bitcoind:validation:block_connected /arg1 >= $1 && (arg1 <= $2
   @inputs = @inputs + $inputs;
   @sigops = @sigops + $sigops;
 
-  @durations = hist($duration / 1000);
+  @durations = hist($duration / 1e6);
 
   if ($height == $1 && $height != 0) {
     @start = nsecs;
@@ -92,7 +92,7 @@ usdt:./build/src/bitcoind:validation:block_connected /arg1 >= $1 && (arg1 <= $2
   if ($2 > 0 && $height >= $2) {
     @end = nsecs;
     $duration = @end - @start;
-    printf("\nTook %d ms to connect the blocks between height %d and %d.\n", $duration / 1000000, $1, $2);
+    printf("\nTook %d ms to connect the blocks between height %d and %d.\n", $duration / 1e9, $1, $2);
     exit();
   }
 }
@@ -102,7 +102,7 @@ usdt:./build/src/bitcoind:validation:block_connected /arg1 >= $1 && (arg1 <= $2
   blocks where the time it took to connect the block is above the
   <logging threshold in ms>.
 */
-usdt:./build/src/bitcoind:validation:block_connected / (uint64) arg5 / 1000> $3 /
+usdt:./build/src/bitcoind:validation:block_connected / (uint64) arg5 / 1e6 > $3 /
 {
   $hash = arg0;
   $height = (int32) arg1;
@@ -120,7 +120,7 @@ usdt:./build/src/bitcoind:validation:block_connected / (uint64) arg5 / 1000> $3
       printf("%02x", $b);
       $p -= 1;
   }
-  printf(")  %4d tx  %5d ins  %5d sigops  took %4d ms\n", $transactions, $inputs, $sigops, (uint64) $duration / 1000);
+  printf(")  %4d tx  %5d ins  %5d sigops  took %4d ms\n", $transactions, $inputs, $sigops, (uint64) $duration / 1e6);
 }
 
 
diff --git a/doc/tracing.md b/doc/tracing.md
index 3948b1ab49..c12af122db 100644
--- a/doc/tracing.md
+++ b/doc/tracing.md
@@ -106,7 +106,7 @@ Arguments passed:
 3. Transactions in the Block as `uint64`
 4. Inputs spend in the Block as `int32`
 5. SigOps in the Block (excluding coinbase SigOps) `uint64`
-6. Time it took to connect the Block in microseconds (µs) as `uint64`
+6. Time it took to connect the Block in nanoseconds (ns) as `uint64`
 
 ### Context `utxocache`
 
diff --git a/src/validation.cpp b/src/validation.cpp
index 1953a42df1..fe07686209 100644
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -2736,7 +2736,7 @@ bool Chainstate::ConnectBlock(const CBlock& block, BlockValidationState& state,
         block.vtx.size(),
         nInputs,
         nSigOpsCost,
-        time_5 - time_start // in microseconds (µs)
+        Ticks<std::chrono::nanoseconds>(time_5 - time_start)
     );
 
     return true;
diff --git a/test/functional/interface_usdt_validation.py b/test/functional/interface_usdt_validation.py
index 9a37b96ada..8a98a452de 100755
--- a/test/functional/interface_usdt_validation.py
+++ b/test/functional/interface_usdt_validation.py
@@ -8,6 +8,7 @@
 """
 
 import ctypes
+import time
 
 # Test will be skipped if we don't have bcc installed
 try:
@@ -105,10 +106,12 @@ def handle_blockconnected(_, data, __):
             handle_blockconnected)
 
         self.log.info(f"mine {BLOCKS_EXPECTED} blocks")
-        block_hashes = self.generatetoaddress(
-            self.nodes[0], BLOCKS_EXPECTED, ADDRESS_BCRT1_UNSPENDABLE)
-        for block_hash in block_hashes:
-            expected_blocks[block_hash] = self.nodes[0].getblock(block_hash, 2)
+        generatetoaddress_duration = dict()
+        for _ in range(BLOCKS_EXPECTED):
+            start = time.time()
+            hash = self.generatetoaddress(self.nodes[0], 1, ADDRESS_BCRT1_UNSPENDABLE)[0]
+            generatetoaddress_duration[hash] = (time.time() - start) * 1e9  # in nanoseconds
+            expected_blocks[hash] = self.nodes[0].getblock(hash, 2)
 
         bpf.perf_buffer_poll(timeout=200)
 
@@ -123,6 +126,10 @@ def handle_blockconnected(_, data, __):
             assert_equal(0, event.sigops)  # no sigops in coinbase tx
             # only plausibility checks
             assert event.duration > 0
+            # generatetoaddress (mining and connecting) takes longer than
+            # connecting the block. In case the duration unit is off, we'll
+            # detect it with this assert.
+            assert event.duration < generatetoaddress_duration[block_hash]
             del expected_blocks[block_hash]
         assert_equal(BLOCKS_EXPECTED, len(events))
         assert_equal(0, len(expected_blocks))