diff --git a/sdkconfig.defaults b/sdkconfig.defaults
index 92e94ea..acdcc17 100644
--- a/sdkconfig.defaults
+++ b/sdkconfig.defaults
@@ -1,7 +1,7 @@
 # Logger configuration.
 CONFIG_LOG_MAXIMUM_LEVEL_VERBOSE=y
 CONFIG_LOG_MAXIMUM_LEVEL=5
-CONFIG_LOG_COLORS=y
+CONFIG_LOG_COLORS=n
 CONFIG_LOG_TIMESTAMP_SOURCE_SYSTEM=y
 # OS/SDK configuration.
 CONFIG_AUTOSTART_ARDUINO=n