diff --git a/ssl/ssltest.c b/ssl/ssltest.c
index 1f1ede3..e646b4f 100644
--- a/ssl/ssltest.c
+++ b/ssl/ssltest.c
@@ -61,11 +61,7 @@
 #include <string.h>
 #include <errno.h>
 
-#ifndef FLAT_INC
-# include "../e_os.h"
-#else
-# include "e_os.h"
-#endif
+#include "openssl/e_os.h"
 
 #include <openssl/bio.h>
 #include <openssl/crypto.h>