diff --git a/src/search.cpp b/src/search.cpp
index 5b26b665..1b546311 100644
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -1107,7 +1107,7 @@ moves_loop:  // When in check, search starts here
                     extension = 1 + (value < singularBeta - doubleMargin)
                               + (value < singularBeta - tripleMargin);
 
-                    depth += (depth < 15);
+                    depth++;
                 }
 
                 // Multi-cut pruning