diff --git a/src/tests/add-ons/kernel/kernelland_emu.cpp b/src/tests/add-ons/kernel/kernelland_emu.cpp
index 7f710a92d9..343dfc5508 100644
--- a/src/tests/add-ons/kernel/kernelland_emu.cpp
+++ b/src/tests/add-ons/kernel/kernelland_emu.cpp
@@ -714,7 +714,9 @@ dprintf(const char *format,...)
 {
 	va_list args;
 	va_start(args, format);
+	printf("\33[34m");
 	vprintf(format, args);
+	printf("\33[0m");
 	va_end(args);
 }