diff --git a/ext/mcrypt/mcrypt.c b/ext/mcrypt/mcrypt.c
index 4ee72554432..a5a714167ea 100644
--- a/ext/mcrypt/mcrypt.c
+++ b/ext/mcrypt/mcrypt.c
@@ -126,7 +126,7 @@ static PHP_MINIT_FUNCTION(mcrypt)
 	REGISTER_LONG_CONSTANT("MCRYPT_RAND", 2, CONST_PERSISTENT);
 	
 	/* ciphers */
-#if defined(MCRYPT_API_VERSION) && MCRYPT_API_VERSION == 19991015
+#if defined(MCRYPT_API_VERSION) && MCRYPT_API_VERSION >= 19991015
 	MCRYPT_ENTRY2(BLOWFISH_448);
 	MCRYPT_ENTRY2(DES);
 	MCRYPT_ENTRY2(3DES);