diff --git a/sim/erc32/ChangeLog b/sim/erc32/ChangeLog
index 3df021f424..e5d3179563 100644
--- a/sim/erc32/ChangeLog
+++ b/sim/erc32/ChangeLog
@@ -1,3 +1,7 @@
+2012-06-15  Joel Brobecker  <brobecker@adacore.com>
+
+	* sys.h: Include "config.h".
+
 2012-06-15  Joel Brobecker  <brobecker@adacore.com>
 
 	* config.in, configure: Regenerate.
diff --git a/sim/erc32/sis.h b/sim/erc32/sis.h
index fcabf9dc11..606f45008a 100644
--- a/sim/erc32/sis.h
+++ b/sim/erc32/sis.h
@@ -20,6 +20,7 @@
  * 
  */
 
+#include "config.h"
 #include "ansidecl.h"
 #include "gdb/callback.h"
 #include "gdb/remote-sim.h"