diff --git a/arclight-common/src/main/resources/log4j2.xml b/arclight-common/src/main/resources/log4j2.xml
index 03477e15..e602c8c1 100644
--- a/arclight-common/src/main/resources/log4j2.xml
+++ b/arclight-common/src/main/resources/log4j2.xml
@@ -23,6 +23,9 @@
                 <!-- use white for info output -->
                 <LoggerNamePatternSelector
                         defaultPattern="%highlight{[%d{HH:mm:ss}] [%t/%level] [%c{1.}/%markerSimpleName]: %minecraftFormatting{%msg}%n%tEx}{INFO=normal}">
+                    <!-- mute errors like Could not serialize xx - will not be sent to client! -->
+                    <PatternMatch key="net.minecraft.command.arguments.ArgumentTypes"
+                                  pattern="%highlight{[%d{HH:mm:ss}] [%t/%level] [minecraft/%logger{1}]: %minecraftFormatting{%msg}%n%tEx}{ERROR=normal}"/>
                     <!-- don't include the full logger name for Mojang's logs since they use full class names and it's very verbose -->
                     <PatternMatch key="net.minecraft."
                                   pattern="%highlight{[%d{HH:mm:ss}] [%t/%level] [minecraft/%logger{1}]: %minecraftFormatting{%msg}%n%tEx}{INFO=normal}"/>