diff --git a/src/mem/cache/prefetch/base.hh b/src/mem/cache/prefetch/base.hh
index e31dbfd401..77d2f3697e 100644
--- a/src/mem/cache/prefetch/base.hh
+++ b/src/mem/cache/prefetch/base.hh
@@ -249,7 +249,7 @@ class BasePrefetcher : public ClockedObject
 
         ~PrefetchInfo()
         {
-            delete data;
+            delete[] data;
         }
     };