diff --git a/src/core/compact_object.cc b/src/core/compact_object.cc
index f716d2498..6be8c67f4 100644
--- a/src/core/compact_object.cc
+++ b/src/core/compact_object.cc
@@ -1012,7 +1012,7 @@ string_view CompactObj::GetSlice(string* scratch) const {
   CHECK(!IsExternal());
 
   if (mask_bits_.encoding) {
-    GetString(&scratch);
+    GetString(scratch);
     return *scratch;
   }