diff --git a/pa/pa0100.cpp b/pa/pa0100.cpp
index 99a2befcb..8f4505490 100644
--- a/pa/pa0100.cpp
+++ b/pa/pa0100.cpp
@@ -1,5 +1,6 @@
 #include <applicat.h>
 #include <automask.h>
+#include <config.h>
 #include <execp.h>
 #include <golem.h>
 #include <progind.h>