diff --git a/test/functional/wallet_importmulti.py b/test/functional/wallet_importmulti.py
index 94342d2f0d..521ace031f 100755
--- a/test/functional/wallet_importmulti.py
+++ b/test/functional/wallet_importmulti.py
@@ -52,6 +52,7 @@ Multisig = namedtuple('Multisig', ['privkeys',
                                    'p2sh_addr',
                                    'redeem_script'])
 
+
 class ImportMultiTest(BitcoinTestFramework):
     def set_test_params(self):
         self.num_nodes = 2
@@ -97,7 +98,7 @@ class ImportMultiTest(BitcoinTestFramework):
         result = self.nodes[1].importmulti([req])
         observed_warnings = []
         if 'warnings' in result[0]:
-           observed_warnings = result[0]['warnings']
+            observed_warnings = result[0]['warnings']
         assert_equal("\n".join(sorted(warnings)), "\n".join(sorted(observed_warnings)))
         assert_equal(result[0]['success'], success)
         if error_code is not None:
@@ -119,6 +120,7 @@ class ImportMultiTest(BitcoinTestFramework):
         self.nodes[0].generate(1)
         self.nodes[1].generate(1)
         timestamp = self.nodes[1].getblock(self.nodes[1].getbestblockhash())['mediantime']
+        self.nodes[1].syncwithvalidationinterfacequeue()
 
         node0_address1 = self.nodes[0].getaddressinfo(self.nodes[0].getnewaddress())
 
@@ -312,6 +314,7 @@ class ImportMultiTest(BitcoinTestFramework):
         self.nodes[1].sendtoaddress(multisig.p2sh_addr, 10.00)
         self.nodes[1].generate(1)
         timestamp = self.nodes[1].getblock(self.nodes[1].getbestblockhash())['mediantime']
+        self.nodes[1].syncwithvalidationinterfacequeue()
 
         self.log.info("Should import a p2sh")
         self.test_importmulti({"scriptPubKey": {"address": multisig.p2sh_addr},
@@ -331,6 +334,7 @@ class ImportMultiTest(BitcoinTestFramework):
         self.nodes[1].sendtoaddress(multisig.p2sh_addr, 10.00)
         self.nodes[1].generate(1)
         timestamp = self.nodes[1].getblock(self.nodes[1].getbestblockhash())['mediantime']
+        self.nodes[1].syncwithvalidationinterfacequeue()
 
         self.log.info("Should import a p2sh with respective redeem script")
         self.test_importmulti({"scriptPubKey": {"address": multisig.p2sh_addr},
@@ -350,6 +354,7 @@ class ImportMultiTest(BitcoinTestFramework):
         self.nodes[1].sendtoaddress(multisig.p2sh_addr, 10.00)
         self.nodes[1].generate(1)
         timestamp = self.nodes[1].getblock(self.nodes[1].getbestblockhash())['mediantime']
+        self.nodes[1].syncwithvalidationinterfacequeue()
 
         self.log.info("Should import a p2sh with respective redeem script and private keys")
         self.test_importmulti({"scriptPubKey": {"address": multisig.p2sh_addr},
@@ -374,6 +379,7 @@ class ImportMultiTest(BitcoinTestFramework):
         self.nodes[1].sendtoaddress(multisig.p2sh_addr, 10.00)
         self.nodes[1].generate(1)
         timestamp = self.nodes[1].getblock(self.nodes[1].getbestblockhash())['mediantime']
+        self.nodes[1].syncwithvalidationinterfacequeue()
 
         self.log.info("Should import a p2sh with respective redeem script and private keys")
         self.test_importmulti({"scriptPubKey": {"address": multisig.p2sh_addr},
@@ -561,5 +567,6 @@ class ImportMultiTest(BitcoinTestFramework):
                          iswatchonly=False)
 
 
+
 if __name__ == '__main__':
     ImportMultiTest().main()