diff --git a/src/lib/netlist/plib/plists.h b/src/lib/netlist/plib/plists.h
index be36dd8fb2d..66b48e3ab94 100644
--- a/src/lib/netlist/plib/plists.h
+++ b/src/lib/netlist/plib/plists.h
@@ -13,6 +13,7 @@
 #include <algorithm>
 #include <vector>
 #include <type_traits>
+#include <cmath>
 //#include <cstring>
 //#include <array>