diff --git a/src/test/pow_tests.cpp b/src/test/pow_tests.cpp
index 5dd2e1143dc5..661950fbf82c 100644
--- a/src/test/pow_tests.cpp
+++ b/src/test/pow_tests.cpp
@@ -121,6 +121,7 @@ BOOST_AUTO_TEST_CASE(get_next_work)
     // test special rules for slow blocks on devnet/testnet
     gArgs.SoftSetBoolArg("-devnet", true);
     const auto chainParamsDev = CreateChainParams(CBaseChainParams::DEVNET);
+    gArgs.ForceRemoveArg("devnet");
 
     // make sure normal rules apply
     blockHeader.nTime = 1408732505; // Block #123457