diff --git a/src/search.cpp b/src/search.cpp
index 4572ffc9..6c30c3e9 100644
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -1284,7 +1284,7 @@ moves_loop:  // When in check, search starts here
                 else
                 {
                     // Reduce other moves if we have found at least one score improvement (~2 Elo)
-                    if (depth > 2 && depth < 13 && abs(value) < VALUE_TB_WIN_IN_MAX_PLY)
+                    if (depth > 2 && depth < 13 && std::abs(value) < VALUE_TB_WIN_IN_MAX_PLY)
                         depth -= 2;
 
                     assert(depth > 0);