diff --git a/vxworks-6.9/target/src/openssl/OPENSSL/openssl-3.5.0/apps/verify.c b/vxworks-6.9/target/src/openssl/OPENSSL/openssl-3.5.0/apps/verify.c
index 51ccd22d..9ab51e86 100644
--- a/vxworks-6.9/target/src/openssl/OPENSSL/openssl-3.5.0/apps/verify.c
+++ b/vxworks-6.9/target/src/openssl/OPENSSL/openssl-3.5.0/apps/verify.c
@@ -98,6 +98,9 @@ int verify_main(int argc, char **argv)
 #if defined(OPENSSL_SYS_VXWORKS_SUPPORT)
     if (bio_err == NULL)
         bio_err = dup_bio_err(FORMAT_TEXT);
+
+    if (bio_out == NULL)
+        bio_out = dup_bio_out(FORMAT_TEXT);
 #endif
 
     if ((vpm = X509_VERIFY_PARAM_new()) == NULL)