diff --git a/rules/pulpos/targets/pulp_cluster.mk b/rules/pulpos/targets/pulp_cluster.mk
index 43f5c22..7e9b217 100644
--- a/rules/pulpos/targets/pulp_cluster.mk
+++ b/rules/pulpos/targets/pulp_cluster.mk
@@ -68,4 +68,8 @@ vsim-flags = -c
 endif
 
 run:
-	vsim $(vsim-flags) -do "set  VSIM_PATH $(VSIM_PATH); source $(VSIM_PATH)/scripts/start.tcl"
+ifdef gui
+	vsim $(vsim-flags) -do "set  VSIM_PATH $(VSIM_PATH); set  APP $(TARGET_BUILD_DIR)/$(PULP_APP)/$(PULP_APP); source $(VSIM_PATH)/scripts/start.tcl"
+else
+	vsim $(vsim-flags) -do "set  VSIM_PATH $(VSIM_PATH); set  APP $(TARGET_BUILD_DIR)/$(PULP_APP)/$(PULP_APP); source $(VSIM_PATH)/scripts/run_and_exit.tcl"
+endif