diff --git a/crypto/x509v3/v3_genn.c b/crypto/x509v3/v3_genn.c
index 2331cd4..8c92687 100644
--- a/crypto/x509v3/v3_genn.c
+++ b/crypto/x509v3/v3_genn.c
@@ -231,6 +231,7 @@
     oth = OTHERNAME_new();
     if (!oth)
         return 0;
+    ASN1_TYPE_free(oth->value);
     oth->type_id = oid;
     oth->value = value;
     GENERAL_NAME_set0_value(gen, GEN_OTHERNAME, oth);