diff --git a/BasiliskII/src/uae_cpu/fpu/fpu_x86.cpp b/BasiliskII/src/uae_cpu/fpu/fpu_x86.cpp
index 91b88d33..70e59086 100644
--- a/BasiliskII/src/uae_cpu/fpu/fpu_x86.cpp
+++ b/BasiliskII/src/uae_cpu/fpu/fpu_x86.cpp
@@ -136,6 +136,7 @@
 
 #include <math.h>
 #include <stdio.h>
+#include <string.h>
 #include <signal.h>
 
 #include "sysdeps.h"