diff --git a/build/libraries_sysmenu/dht/common/src/dht.c b/build/libraries_sysmenu/dht/common/src/dht.c
index ae38723c..3c85ae89 100644
--- a/build/libraries_sysmenu/dht/common/src/dht.c
+++ b/build/libraries_sysmenu/dht/common/src/dht.c
@@ -117,7 +117,7 @@ u32 DHT_GetDatabaseLength(const DHTFile* pDHT)
 static BOOL DHT_CheckDatabase(const DHTFile* pDHT)
 {
     SVCSignHeapContext pool;
-    u8 heap[4*1024];
+    static u8 heap[4*1024]; // avoid stack overflow
     u8 md1[20];
     u8 md2[20];
     s32 result;