diff --git a/cantaloupe.properties b/cantaloupe.properties
index 592b60f..ba72b71 100644
--- a/cantaloupe.properties
+++ b/cantaloupe.properties
@@ -449,7 +449,7 @@ OpenJpegProcessor.path_to_binaries =
 # Whether to enable the response Cache-Control header.
 cache.client.enabled = true
 
-cache.client.max_age = 604800 
+cache.client.max_age = 900 
 cache.client.shared_max_age =
 cache.client.public = false 
 cache.client.private = true