diff --git a/Makefile b/Makefile
index 35042684f1..780e45ffd1 100644
--- a/Makefile
+++ b/Makefile
@@ -115,24 +115,24 @@ test_sim_custom_genesis_fast:
 
 test_sim_import_export: runsim
 	@echo "Running application import/export simulation. This may take several minutes..."
-	$(BINDIR)/runsim -j 4 $(SIMAPP) 50 5 TestAppImportExport
+	@$(BINDIR)/runsim -Jobs=4 -SimAppPkg=$(SIMAPP) 50 5 TestAppImportExport
 
 test_sim_after_import: runsim
 	@echo "Running application simulation-after-import. This may take several minutes..."
-	$(BINDIR)/runsim -j 4 $(SIMAPP) 50 5 TestAppSimulationAfterImport
+	@$(BINDIR)/runsim -Jobs=4 -SimAppPkg=$(SIMAPP) 50 5 TestAppSimulationAfterImport
 
 test_sim_custom_genesis_multi_seed: runsim
 	@echo "Running multi-seed custom genesis simulation..."
 	@echo "By default, ${HOME}/.gaiad/config/genesis.json will be used."
-	$(BINDIR)/runsim -g ${HOME}/.gaiad/config/genesis.json $(SIMAPP) 400 5 TestFullAppSimulation
+	@$(BINDIR)/runsim -Genesis=${HOME}/.gaiad/config/genesis.json -SimAppPkg=$(SIMAPP) 400 5 TestFullAppSimulation
 
 test_sim_multi_seed_long: runsim
 	@echo "Running multi-seed application simulation. This may take awhile!"
-	$(BINDIR)/runsim -j 4 $(SIMAPP) 500 50 TestFullAppSimulation
+	@$(BINDIR)/runsim -Jobs=4 -SimAppPkg=$(SIMAPP)500 50 TestFullAppSimulation
 
 test_sim_multi_seed_short: runsim
 	@echo "Running multi-seed application simulation. This may take awhile!"
-	$(BINDIR)/runsim -j 4 $(SIMAPP) 50 10 TestFullAppSimulation
+	@$(BINDIR)/runsim -Jobs=4 -SimAppPkg=$(SIMAPP) 50 10 TestFullAppSimulation
 
 test_sim_benchmark_invariants:
 	@echo "Running simulation invariant benchmarks..."