diff --git a/crypto/x509/x509_vfy.c b/crypto/x509/x509_vfy.c
index 6bae1386d4..752cf4f329 100644
--- a/crypto/x509/x509_vfy.c
+++ b/crypto/x509/x509_vfy.c
@@ -449,9 +449,9 @@ ASN1_UTCTIME *ctm;
 	X509_gmtime_adj(&atm,-offset);
 
 	i=(buff1[0]-'0')*10+(buff1[1]-'0');
-	if (i < 70) i+=100;
+	if (i < 50) i+=100;
 	j=(buff2[0]-'0')*10+(buff2[1]-'0');
-	if (j < 70) j+=100;
+	if (j < 50) j+=100;
 
 	if (i < j) return (-1);
 	if (i > j) return (1);