diff --git a/src/search.cpp b/src/search.cpp
index 4c5e521e..2817247d 100644
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -42,6 +42,7 @@
 #include "thread.h"
 #include "timeman.h"
 #include "tt.h"
+#include "types.h"
 #include "uci.h"
 #include "ucioption.h"
 
@@ -833,9 +834,12 @@ Value Search::Worker::search(
     if (PvNode && !ttMove)
         depth -= 3;
 
+    if (!PvNode && ss->ttHit && (tte->bound() & BOUND_UPPER) && ttValue > alpha + 5 * depth)
+        depth--;
+
     // Use qsearch if depth <= 0.
     if (depth <= 0)
-        return qsearch<PV>(pos, ss, alpha, beta);
+        return qsearch < PvNode ? PV : NonPV > (pos, ss, alpha, beta);
 
     // For cutNodes without a ttMove, we decrease depth by 2 if depth is high enough.
     if (cutNode && depth >= 8 && (!ttMove || tte->bound() == BOUND_UPPER))