diff --git a/fpu/softfloat.h b/fpu/softfloat.h
index 789179a..c6ef652 100644
--- a/fpu/softfloat.h
+++ b/fpu/softfloat.h
@@ -37,7 +37,7 @@ these four paragraphs for those parts of this code that are retained.
 #endif
 
 #include <inttypes.h>
-#include "config.h"
+#include "../config.h"
 
 /*----------------------------------------------------------------------------
 | Each of the following `typedef's defines the most convenient type that holds