diff --git a/src/openssl.hxx b/src/openssl.hxx
index 0b325ce..2d8772a 100644
--- a/src/openssl.hxx
+++ b/src/openssl.hxx
@@ -23,11 +23,16 @@
 #include <openssl/opensslv.h>
 #ifndef OPENSSL_VERSION_NUMBER
 #  error OpenSSL Version Number not Found
-#elif OPENSSL_VERSION_NUMBER < 0x10000000L
+#elif OPENSSL_VERSION_NUMBER < 0x00908000L
 #  define OPENSSL_0
 #  define V0_CONST
 #  define CV_STACK
 #  define CV_X509
+#elif OPENSSL_VERSION_NUMBER < 0x10000000L
+#  define OPENSSL_0
+#  define V0_CONST const
+#  define CV_STACK
+#  define CV_X509
 #else
 #  define OPENSSL_1
 #  define V0_CONST const