diff --git a/src/16_4_createemptypsbt.c b/src/16_4_createemptypsbt.c
index b820f52..f682e46 100644
--- a/src/16_4_createemptypsbt.c
+++ b/src/16_4_createemptypsbt.c
@@ -20,8 +20,8 @@ int main(void) {
     
   }
 
-  struct wally_tx *wtx;
-  lw_response = wally_tx_init_alloc(0,0,1,1,&wtx);
+  struct wally_tx *gtx;
+  lw_response = wally_tx_init_alloc(0,0,1,1,&gtx);
 
   if (lw_response) {
 
@@ -29,23 +29,20 @@ int main(void) {
     exit(-1);
     
   }
-  
-  lw_response = wally_tx_clone(wtx, 0, &psbt->tx);
+
+  lw_response = wally_psbt_set_global_tx(psbt,gtx);
   
   if (lw_response) {
 
-    printf("Error: Wally_tx_clone failed: %d\n",lw_response);
+    printf("Error: Wally_psbt_set_global_tx failed: %d\n",lw_response);
     exit(-1);
     
   }
   
-  psbt->num_inputs = wtx->num_inputs;
-  psbt->num_outputs = wtx->num_outputs;
-  wally_tx_free(wtx);
-  
   wally_psbt_to_base64(psbt,0,&psbt_64);
   printf("%s\n",psbt_64);
 
+  wally_tx_free(gtx);
   wally_psbt_free(psbt);
   
 }