diff --git a/tests/integration/testmanager.nim b/tests/integration/testmanager.nim
index b4ceecc3..8de1d184 100644
--- a/tests/integration/testmanager.nim
+++ b/tests/integration/testmanager.nim
@@ -334,6 +334,9 @@ proc buildCommand(
       else:
         "TRACE;disabled:libp2p,websock,JSONRPC-HTTP-CLIENT,JSONRPC-WS-CLIENT,discv5"
 
+    let unittestVerbosity =
+      when not defined(windows): "-d:nimUnittestOutputLevel:VERBOSE" else: ""
+
     withLock(test.manager.hardhatPortLock):
       try:
         return
@@ -350,8 +353,7 @@ proc buildCommand(
             # colours, and loglevel = TRACE).
             "-d:chronicles_log_level=TRACE " &
             "-d:chronicles_sinks=textlines[nocolors,file] " &
-            when not defined(windows):
-              "-d:nimUnittestOutputLevel:VERBOSE " &
+            &"{unittestVerbosity} " &
             "--verbosity:0 " &
             "--hints:off " &
             "-d:release " &