diff --git a/test/functional/wallet_encryption.py b/test/functional/wallet_encryption.py
--- a/test/functional/wallet_encryption.py
+++ b/test/functional/wallet_encryption.py
@@ -48,7 +48,7 @@
         assert_equal(privkey, self.nodes[0].dumpprivkey(address))
 
         # Check that the timeout is right
-        time.sleep(2)
+        time.sleep(3)
         assert_raises_rpc_error(
             -13, "Please enter the wallet passphrase with walletpassphrase first",
             self.nodes[0].dumpprivkey, address)