diff --git a/nlpcraft/src/main/scala/org/apache/nlpcraft/model/tools/cmdline/NCCli.scala b/nlpcraft/src/main/scala/org/apache/nlpcraft/model/tools/cmdline/NCCli.scala
index 473be49..ed6eec5 100644
--- a/nlpcraft/src/main/scala/org/apache/nlpcraft/model/tools/cmdline/NCCli.scala
+++ b/nlpcraft/src/main/scala/org/apache/nlpcraft/model/tools/cmdline/NCCli.scala
@@ -3260,8 +3260,8 @@
             .system(true)
             .nativeSignals(true)
             .signalHandler(Terminal.SignalHandler.SIG_IGN)
-            .dumb(true)
-            .jansi(true)
+            .jansi(SystemUtils.IS_OS_UNIX)
+            .jna(SystemUtils.IS_OS_WINDOWS)
             .build()
 
         // Process 'no-ansi' and 'ansi' commands first (before ASCII title is shown).