diff --git a/src/main/assemblies/files/logging.properties b/src/main/assemblies/files/logging.properties
index 58fe45ed8..61c4b6291 100644
--- a/src/main/assemblies/files/logging.properties
+++ b/src/main/assemblies/files/logging.properties
@@ -8,3 +8,7 @@ java.util.logging.FileHandler.level=INFO
 java.util.logging.FileHandler.pattern=${fess.log.path}/server_%g.log
 java.util.logging.FileHandler.formatter=java.util.logging.SimpleFormatter
 java.util.logging.FileHandler.count=10
+
+# Suppress warning logs
+org.apache.catalina.webresources.Cache.level=SEVERE
+