diff --git a/src/test/miner_tests.cpp b/src/test/miner_tests.cpp
--- a/src/test/miner_tests.cpp
+++ b/src/test/miner_tests.cpp
@@ -764,7 +764,7 @@
     // If the parameter is not specified, we use
     // DEFAULT_MAX_GENERATED_BLOCK_SIZE
     {
-        gArgs.ClearArg("-blockmaxsize");
+        gArgs.ClearForcedArg("-blockmaxsize");
         BlockAssembler ba(config, g_mempool);
         BOOST_CHECK_EQUAL(ba.GetMaxGeneratedBlockSize(),
                           DEFAULT_MAX_GENERATED_BLOCK_SIZE);
diff --git a/src/test/transaction_tests.cpp b/src/test/transaction_tests.cpp
--- a/src/test/transaction_tests.cpp
+++ b/src/test/transaction_tests.cpp
@@ -732,7 +732,7 @@
     BOOST_CHECK(!IsStandardTx(CTransaction(t), reason));
 
     // Clear custom confirguration.
-    gArgs.ClearArg("-datacarriersize");
+    gArgs.ClearForcedArg("-datacarriersize");
 
     // Data payload can be encoded in any way...
     t.vout[0].scriptPubKey = CScript() << OP_RETURN << ParseHex("");
diff --git a/src/test/util_tests.cpp b/src/test/util_tests.cpp
--- a/src/test/util_tests.cpp
+++ b/src/test/util_tests.cpp
@@ -597,32 +597,32 @@
     BOOST_CHECK_EQUAL(testArgs.GetArg("pritest4", "default"), "b");
 }
 
-BOOST_AUTO_TEST_CASE(util_ClearArg) {
+BOOST_AUTO_TEST_CASE(util_ClearForcedArg) {
     TestArgsManager testArgs;
 
     // Clear single string arg
     testArgs.GetOverrideArgs()["strtest1"] = {"string..."};
     BOOST_CHECK_EQUAL(testArgs.GetArg("strtest1", "default"), "string...");
-    testArgs.ClearArg("strtest1");
+    testArgs.ClearForcedArg("strtest1");
     BOOST_CHECK_EQUAL(testArgs.GetArg("strtest1", "default"), "default");
 
     // Clear boolean arg
     testArgs.GetOverrideArgs()["booltest1"] = {"1"};
     BOOST_CHECK_EQUAL(testArgs.GetBoolArg("booltest1", false), true);
-    testArgs.ClearArg("booltest1");
+    testArgs.ClearForcedArg("booltest1");
     BOOST_CHECK_EQUAL(testArgs.GetArg("booltest1", false), false);
 
-    // Clear config args only
-    testArgs.GetConfigArgs()["strtest2"].push_back("string...");
-    testArgs.GetConfigArgs()["strtest2"].push_back("...gnirts");
+    // Clear multi arg.
+    testArgs.GetOverrideArgs()["strtest2"].push_back("string...");
+    testArgs.GetOverrideArgs()["strtest2"].push_back("...gnirts");
     BOOST_CHECK_EQUAL(testArgs.GetArgs("strtest2").size(), 2);
     BOOST_CHECK_EQUAL(testArgs.GetArgs("strtest2").front(), "string...");
     BOOST_CHECK_EQUAL(testArgs.GetArgs("strtest2").back(), "...gnirts");
-    testArgs.ClearArg("strtest2");
+    testArgs.ClearForcedArg("strtest2");
     BOOST_CHECK_EQUAL(testArgs.GetArg("strtest2", "default"), "default");
     BOOST_CHECK_EQUAL(testArgs.GetArgs("strtest2").size(), 0);
 
-    // Clear both cli args and config args
+    // Clear exlusively overridden args
     testArgs.GetOverrideArgs()["strtest3"].push_back("cli string...");
     testArgs.GetOverrideArgs()["strtest3"].push_back("...gnirts ilc");
     testArgs.GetConfigArgs()["strtest3"].push_back("string...");
@@ -631,9 +631,10 @@
     BOOST_CHECK_EQUAL(testArgs.GetArgs("strtest3").size(), 4);
     BOOST_CHECK_EQUAL(testArgs.GetArgs("strtest3").front(), "cli string...");
     BOOST_CHECK_EQUAL(testArgs.GetArgs("strtest3").back(), "...gnirts");
-    testArgs.ClearArg("strtest3");
-    BOOST_CHECK_EQUAL(testArgs.GetArg("strtest3", "default"), "default");
-    BOOST_CHECK_EQUAL(testArgs.GetArgs("strtest3").size(), 0);
+    testArgs.ClearForcedArg("strtest3");
+    BOOST_CHECK_EQUAL(testArgs.GetArgs("strtest3").size(), 2);
+    BOOST_CHECK_EQUAL(testArgs.GetArgs("strtest3").front(), "string...");
+    BOOST_CHECK_EQUAL(testArgs.GetArgs("strtest3").back(), "...gnirts");
 }
 
 BOOST_AUTO_TEST_CASE(util_SetArg) {
@@ -646,7 +647,7 @@
     BOOST_CHECK_EQUAL(testArgs.GetArgs("strtest1").size(), 1);
     BOOST_CHECK_EQUAL(testArgs.GetArgs("strtest1").front(), "string...");
     BOOST_CHECK_EQUAL(testArgs.SoftSetArg("strtest1", "...gnirts"), false);
-    testArgs.ClearArg("strtest1");
+    testArgs.ClearForcedArg("strtest1");
     BOOST_CHECK_EQUAL(testArgs.GetArg("strtest1", "default"), "default");
     BOOST_CHECK_EQUAL(testArgs.SoftSetArg("strtest1", "...gnirts"), true);
     BOOST_CHECK_EQUAL(testArgs.GetArg("strtest1", "default"), "...gnirts");
@@ -656,7 +657,7 @@
     BOOST_CHECK_EQUAL(testArgs.SoftSetBoolArg("booltest1", true), true);
     BOOST_CHECK_EQUAL(testArgs.GetBoolArg("booltest1", false), true);
     BOOST_CHECK_EQUAL(testArgs.SoftSetBoolArg("booltest1", false), false);
-    testArgs.ClearArg("booltest1");
+    testArgs.ClearForcedArg("booltest1");
     BOOST_CHECK_EQUAL(testArgs.GetBoolArg("booltest1", true), true);
     BOOST_CHECK_EQUAL(testArgs.SoftSetBoolArg("booltest1", false), true);
     BOOST_CHECK_EQUAL(testArgs.GetBoolArg("booltest1", true), false);
@@ -678,7 +679,7 @@
     BOOST_CHECK_EQUAL(testArgs.GetArgs("strtest2").size(), 2);
     BOOST_CHECK_EQUAL(testArgs.GetArgs("strtest2").front(), "...gnirts");
     BOOST_CHECK_EQUAL(testArgs.GetArgs("strtest2").back(), "string...");
-    testArgs.ClearArg("strtest2");
+    testArgs.ClearForcedArg("strtest2");
     BOOST_CHECK_EQUAL(testArgs.GetArg("strtest2", "default"), "default");
     BOOST_CHECK_EQUAL(testArgs.GetArgs("strtest2").size(), 0);
     testArgs.ForceSetMultiArg("strtest2", "string...");
diff --git a/src/util/system.h b/src/util/system.h
--- a/src/util/system.h
+++ b/src/util/system.h
@@ -301,8 +301,10 @@
     void AddArg(const std::string &name, const std::string &help,
                 unsigned int flags, const OptionsCategory &cat);
 
-    // Remove an arg setting, used only in testing
-    void ClearArg(const std::string &strArg);
+    /**
+     * Remove a forced arg setting, used only in testing.
+     */
+    void ClearForcedArg(const std::string &strArg);
 
     /**
      * Add many hidden arguments
diff --git a/src/util/system.cpp b/src/util/system.cpp
--- a/src/util/system.cpp
+++ b/src/util/system.cpp
@@ -659,10 +659,9 @@
     }
 }
 
-void ArgsManager::ClearArg(const std::string &strArg) {
+void ArgsManager::ClearForcedArg(const std::string &strArg) {
     LOCK(cs_args);
     m_override_args.erase(strArg);
-    m_config_args.erase(strArg);
 }
 
 std::string ArgsManager::GetHelpMessage() const {