diff --git a/test/functional/data/rpc_psbt.json b/test/functional/data/rpc_psbt.json
--- a/test/functional/data/rpc_psbt.json
+++ b/test/functional/data/rpc_psbt.json
@@ -53,15 +53,38 @@
             ],
             "psbt" : "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",
             "result" : "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"
+        },
+        {
+            "privkeys" : [
+                "cT7J9YpCwY3AVRFSjN6ukeEeWY6mhpbJPxRaDaP5QTdygQRxP9Au",
+                "cNBc3SWUip9PPm1GjRoLEJT6T41iNzCYtD7qro84FMnM5zEqeJsE"
+            ],
+            "psbt" : "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",
+            "result" : "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"
+        },
+        {
+            "privkeys" : [
+                "cT7J9YpCwY3AVRFSjN6ukeEeWY6mhpbJPxRaDaP5QTdygQRxP9Au",
+                "cNBc3SWUip9PPm1GjRoLEJT6T41iNzCYtD7qro84FMnM5zEqeJsE"
+            ],
+            "psbt" : "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",
+            "result" : "cHNidP8BAJoCAAAAAljoeiG1ba8MI76OcHBFbDNvfLqlyHV5JPVFiHuyq911AAAAAAD/////g40EJ9DsZQpoqka7CwmK6kQiwHGyyng1Kgd5WdB86h0BAAAAAP////8CcKrwCAAAAAAWABTYXCtx0AYLCcmIauuBXlCZHdoSTQDh9QUAAAAAFgAUAK6pouXw+HaliN9VRuh0LR2HAI8AAAAAAAEAIIDw+gIAAAAAF6kUD7lGNCFpa4LIM68kHHjBfdveSTSHIgIC2rYf9JoU22p9ArDNH7t4/EsYMStbTlTa5Nui+/71NtdHMEQCIEc9sDvOD0k8Tt5OFB+T50LmvVA81qJJRuUoT+iwjk0TAiAUtOqy8XPsyzPaW5tbtO9ZYOx7FrGlb0xuQWMXwWvEpUEBAwRBAAAAAQRHUiEClYO/Oa4KYJdHrRma3dY0+mEIVZ1sXNObTCGD8auW4H8hAtq2H/SaFNtqfQKwzR+7ePxLGDErW05U2uTbovv+9TbXUq4iBgKVg785rgpgl0etGZrd1jT6YQhVnWxc05tMIYPxq5bgfxDZDGpPAAAAgAAAAIAAAACAIgYC2rYf9JoU22p9ArDNH7t4/EsYMStbTlTa5Nui+/71NtcQ2QxqTwAAAIAAAACAAQAAgAABACAAwusLAAAAABepFPZTkwfjpI0eATbQYfXR/hnhokCJhyICAjrdkE89bc9Z3bkGsN7iNSm3/7ntUOXoYVGSaGAiHw5zRzBEAiBFNHTUzHDC90JjhUb/eLIMV/TuOkV1jB6FQ5+6xXJ8RAIgdQkUT1nyjPBHJuK+Ah15FymwaCitJs94Y/+uLp5LshVBAQMEQQAAAAEER1IhAwidwQx6xttU+RMpr2FzM9s4jOrQwjH3IzedG5kDCwLcIQI63ZBPPW3PWd25BrDe4jUpt/+57VDl6GFRkmhgIh8Oc1KuIgYCOt2QTz1tz1nduQaw3uI1Kbf/ue1Q5ehhUZJoYCIfDnMQ2QxqTwAAAIAAAACAAwAAgCIGAwidwQx6xttU+RMpr2FzM9s4jOrQwjH3IzedG5kDCwLcENkMak8AAACAAAAAgAIAAIABBUdSIQMIncEMesbbVPkTKa9hczPbOIzq0MIx9yM3nRuZAwsC3CECOt2QTz1tz1nduQaw3uI1Kbf/ue1Q5ehhUZJoYCIfDnNSrgAiAgOppMN/WZbTqiXbrGtXCvBlA5RJKUJGCzVHU+2e7KWHcRDZDGpPAAAAgAAAAIAEAACAACICAn9jmXV9Lv9VoTatAsaEsYOLZVbl8bazQoKpS2tQBRCWENkMak8AAACAAAAAgAUAAIAA"
+        },
+        {
+            "privkeys" : [
+                "cNBc3SWUip9PPm1GjRoLEJT6T41iNzCYtD7qro84FMnM5zEqeJsE"
+            ],
+            "psbt" : "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",
+            "result" : "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"
         }
     ],
     "combiner" : [
         {
             "combine" : [
                 "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",
-                "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"
+                "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"
             ],
-            "result" : "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"
+            "result" : "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"
         },
         {
             "combine" : [
diff --git a/test/functional/rpc_psbt.py b/test/functional/rpc_psbt.py
--- a/test/functional/rpc_psbt.py
+++ b/test/functional/rpc_psbt.py
@@ -22,7 +22,7 @@
 
     def set_test_params(self):
         self.setup_clean_chain = False
-        self.num_nodes = 3
+        self.num_nodes = 4
 
     def run_test(self):
         # Create and fund a raw tx for sending 10 BTC