1 files changed, 5 insertions, 1 deletions
diff --git a/test/OP.cc b/test/OP.cc
index 6012b2e..4e2a5ed 100644
--- a/test/OP.cc
+++ b/test/OP.cc
@@ -3,5 +3,4 @@
 #include <cassert>
 #include <string>
-#include <ext/algorithm>
 using namespace std;
 #include <kingate/exception.h>
@@ -17,4 +16,9 @@ using namespace std;
 #include <opkele/sreg.h>
 
+#include "config.h"
+#ifdef HAVE_EXT_ALGORITHM_H
+# include <ext/algorithm>
+#endif
+
 #include "sqlite.h"
 #include "kingate_openid_message.h"