diff --git a/libs/ui/Fence.cpp b/libs/ui/Fence.cpp
index bf24ffb..1b2f34d 100644
--- a/libs/ui/Fence.cpp
+++ b/libs/ui/Fence.cpp
@@ -157,7 +157,7 @@
         return INVALID_OPERATION;
     }
 
-    if (size < 1) {
+    if (size < getFlattenedSize()) {
         return NO_MEMORY;
     }