diff --git a/repos/dde_rump/run/rump_fat.run b/repos/dde_rump/run/rump_fat.run
index eb4eeb1940..51f48de579 100644
--- a/repos/dde_rump/run/rump_fat.run
+++ b/repos/dde_rump/run/rump_fat.run
@@ -54,7 +54,7 @@ append config {
 		<provides><service name="Timer"/></provides>
 	</start>
 	<start name="vfs_block">
-		<resource name="RAM" quantum="17M"/>
+		<resource name="RAM" quantum="30M"/>
 		<provides><service name="Block"/></provides>
 		<config>
 			<vfs>