diff --git a/include/wx/log.h b/include/wx/log.h
index a0cd25c50d..7713ebc382 100644
--- a/include/wx/log.h
+++ b/include/wx/log.h
@@ -17,6 +17,7 @@
 #endif
 
 #include <wx/dynarray.h>
+#include <time.h>
 
 // ----------------------------------------------------------------------------
 // constants