diff --git a/rtu/configure.lua b/rtu/configure.lua
index 296c91c..3c8a621 100644
--- a/rtu/configure.lua
+++ b/rtu/configure.lua
@@ -698,6 +698,7 @@ local function config_view(display)
             tool_ctl.p_idx.set_max(2)
             tool_ctl.p_unit.reposition(44, 4)
             tool_ctl.p_unit.enable()
+            tool_ctl.p_unit.show()
             tool_ctl.p_assign_btn.hide(true)
             tool_ctl.p_assign_end.hide(true)
             tool_ctl.p_desc.reposition(1, 7)
@@ -710,6 +711,7 @@ local function config_view(display)
             tool_ctl.p_idx.set_max(3)
             tool_ctl.p_unit.reposition(45, 4)
             tool_ctl.p_unit.enable()
+            tool_ctl.p_unit.show()
             tool_ctl.p_assign_btn.hide(true)
             tool_ctl.p_assign_end.hide(true)
             tool_ctl.p_desc.reposition(1, 7)
@@ -719,6 +721,7 @@ local function config_view(display)
             tool_ctl.p_prompt.set_value("This SNA is for reactor unit #    .")
             tool_ctl.p_unit.reposition(31, 4)
             tool_ctl.p_unit.enable()
+            tool_ctl.p_unit.show()
             tool_ctl.p_assign_btn.hide(true)
             tool_ctl.p_assign_end.hide(true)
             tool_ctl.p_desc_ext.set_value("Before adding lots of SNAs: multiply the \"PEAK\" rate on the flow monitor (after connecting at least 1 SNA) by 10 to get the mB/t of waste that they can process. Enough SNAs to provide 2x to 3x of your max burn rate should be a good margin to catch up after night or cloudy weather. Too many devices (such as SNAs) on one RTU can cause lag.")
@@ -732,6 +735,8 @@ local function config_view(display)
             tool_ctl.p_idx.redraw()
             tool_ctl.p_idx.set_max(4)
             tool_ctl.p_unit.reposition(18, 6)
+            tool_ctl.p_unit.enable()
+            tool_ctl.p_unit.show()
 
             if tool_ctl.p_assign_btn.get_value() == 1 then
                 tool_ctl.p_idx.enable()
@@ -754,6 +759,8 @@ local function config_view(display)
             tool_ctl.p_idx.redraw()
             tool_ctl.p_idx.set_max(99)
             tool_ctl.p_unit.reposition(18, 6)
+            tool_ctl.p_unit.enable()
+            tool_ctl.p_unit.show()
             if tool_ctl.p_assign_btn.get_value() == 1 then tool_ctl.p_unit.disable() else tool_ctl.p_unit.enable() end
             tool_ctl.p_desc.reposition(1, 8)
             tool_ctl.p_desc.set_value("You can connect more than one environment detector for a particular unit or the facility. In that case, the maximum radiation reading from those assigned to that particular unit or the facility will be used for alarms and display.")
diff --git a/rtu/startup.lua b/rtu/startup.lua
index 759363a..10c2169 100644
--- a/rtu/startup.lua
+++ b/rtu/startup.lua
@@ -31,7 +31,7 @@ local sna_rtu      = require("rtu.dev.sna_rtu")
 local sps_rtu      = require("rtu.dev.sps_rtu")
 local turbinev_rtu = require("rtu.dev.turbinev_rtu")
 
-local RTU_VERSION = "v1.7.3"
+local RTU_VERSION = "v1.7.4"
 
 local RTU_UNIT_TYPE = types.RTU_UNIT_TYPE
 local RTU_UNIT_HW_STATE = databus.RTU_UNIT_HW_STATE