diff --git a/Source Code/Insulated Joint Plate/InsulatedPlate.csproj b/Source Code/Insulated Joint Plate/InsulatedPlate.csproj
index 5015266..ad8c119 100644
--- a/Source Code/Insulated Joint Plate/InsulatedPlate.csproj	
+++ b/Source Code/Insulated Joint Plate/InsulatedPlate.csproj	
@@ -9,7 +9,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>InsulatedJointPlate</RootNamespace>
     <AssemblyName>InsulatedJointPlate</AssemblyName>
-    <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.8</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <Deterministic>true</Deterministic>
     <TargetFrameworkProfile />
diff --git a/Source Code/Insulated Joint Plate/InsulatedPlates.cs b/Source Code/Insulated Joint Plate/InsulatedPlates.cs
index 790d964..8cf7ec9 100644
--- a/Source Code/Insulated Joint Plate/InsulatedPlates.cs	
+++ b/Source Code/Insulated Joint Plate/InsulatedPlates.cs	
@@ -1,4 +1,4 @@
-using Harmony;
+using HarmonyLib;
 using static STRINGS.UI;
 using Database;
 using System.Collections.Generic;
@@ -83,23 +83,12 @@ public static void bridgeBuildMenu(string door, string menu, string pred)
             }
         }
 
-        public static void bridgeTechTree(string door, string group)
+        public static void bridgeTechTree(string id, string researchGroup)
         {
-            if (group == "none") return;
-#if VANILLA
-            Techs.TECH_GROUPING[group] = new List<string>((IEnumerable<string>)Techs.TECH_GROUPING[group])
-            {
-                door
-            }.ToArray();
-#endif
-
-#if SPACED_OUT
-            var tech = Db.Get().Techs.TryGet(group);
-		    if (tech != null)
-		    {
-			    tech.unlockedItemIDs.Add(door);
-		    }
-#endif
+            if (researchGroup == "none") return;
+            
+            Tech tech = Db.Get().Techs.TryGet(researchGroup);
+            tech?.AddUnlockedItemIDs(id);
         }
     }
 
diff --git a/Source Code/Insulated Joint Plate/InsulatedWireBridgeHighWattage/InsulatedWireBridgeHighWattageConfig.cs b/Source Code/Insulated Joint Plate/InsulatedWireBridgeHighWattage/InsulatedWireBridgeHighWattageConfig.cs
index 1751b51..3bcaac5 100644
--- a/Source Code/Insulated Joint Plate/InsulatedWireBridgeHighWattage/InsulatedWireBridgeHighWattageConfig.cs	
+++ b/Source Code/Insulated Joint Plate/InsulatedWireBridgeHighWattage/InsulatedWireBridgeHighWattageConfig.cs	
@@ -61,7 +61,7 @@ public override void ConfigureBuildingTemplate(GameObject go, Tag prefab_tag)
         GeneratedBuildings.MakeBuildingAlwaysOperational(go);
         SimCellOccupier simCellOccupier = go.AddOrGet<SimCellOccupier>();
         simCellOccupier.doReplaceElement = true;
-        simCellOccupier.movementSpeedMultiplier = DUPLICANTSTATS.MOVEMENT.PENALTY_3;
+        simCellOccupier.movementSpeedMultiplier = DUPLICANTSTATS.MOVEMENT_MODIFIERS.PENALTY_3;
         go.AddOrGet<BuildingHP>().destroyOnDamaged = true;
         go.AddOrGet<Insulator>();
         go.AddOrGet<TileTemperature>();
diff --git a/Source Code/Insulated Joint Plate/InsulatedWireRefinedBridgeHighWattage/InsulatedWireRefinedBridgeHighWattageConfig.cs b/Source Code/Insulated Joint Plate/InsulatedWireRefinedBridgeHighWattage/InsulatedWireRefinedBridgeHighWattageConfig.cs
index 565809e..0069ea0 100644
--- a/Source Code/Insulated Joint Plate/InsulatedWireRefinedBridgeHighWattage/InsulatedWireRefinedBridgeHighWattageConfig.cs	
+++ b/Source Code/Insulated Joint Plate/InsulatedWireRefinedBridgeHighWattage/InsulatedWireRefinedBridgeHighWattageConfig.cs	
@@ -61,7 +61,7 @@ public override void ConfigureBuildingTemplate(GameObject go, Tag prefab_tag)
         GeneratedBuildings.MakeBuildingAlwaysOperational(go);
         SimCellOccupier simCellOccupier = go.AddOrGet<SimCellOccupier>();
         simCellOccupier.doReplaceElement = true;
-        simCellOccupier.movementSpeedMultiplier = DUPLICANTSTATS.MOVEMENT.PENALTY_3;
+        simCellOccupier.movementSpeedMultiplier = DUPLICANTSTATS.MOVEMENT_MODIFIERS.PENALTY_3;
         go.AddOrGet<BuildingHP>().destroyOnDamaged = true;
         go.AddOrGet<Insulator>();
         go.AddOrGet<TileTemperature>();
diff --git a/Source Code/Insulated Joint Plate/Localization/loc.cs b/Source Code/Insulated Joint Plate/Localization/loc.cs
index 1cc6492..d0095f9 100644
--- a/Source Code/Insulated Joint Plate/Localization/loc.cs	
+++ b/Source Code/Insulated Joint Plate/Localization/loc.cs	
@@ -1,4 +1,4 @@
-using Harmony;
+using HarmonyLib;
 using System;
 using System.IO;
 using System.Reflection;
diff --git a/Source Code/Insulated Joint Plate/LongInsulatedWireBridgeHighWattage/LongInsulatedWireBridgeHighWattageConfig.cs b/Source Code/Insulated Joint Plate/LongInsulatedWireBridgeHighWattage/LongInsulatedWireBridgeHighWattageConfig.cs
index 1a6d762..4e0b304 100644
--- a/Source Code/Insulated Joint Plate/LongInsulatedWireBridgeHighWattage/LongInsulatedWireBridgeHighWattageConfig.cs	
+++ b/Source Code/Insulated Joint Plate/LongInsulatedWireBridgeHighWattage/LongInsulatedWireBridgeHighWattageConfig.cs	
@@ -60,7 +60,7 @@ public override void ConfigureBuildingTemplate(GameObject go, Tag prefab_tag)
         GeneratedBuildings.MakeBuildingAlwaysOperational(go);
         SimCellOccupier simCellOccupier = go.AddOrGet<SimCellOccupier>();
         simCellOccupier.doReplaceElement = true;
-        simCellOccupier.movementSpeedMultiplier = DUPLICANTSTATS.MOVEMENT.PENALTY_3;
+        simCellOccupier.movementSpeedMultiplier = DUPLICANTSTATS.MOVEMENT_MODIFIERS.PENALTY_3;
         go.AddOrGet<BuildingHP>().destroyOnDamaged = true;
         go.AddOrGet<Insulator>();
         go.AddOrGet<TileTemperature>();
diff --git a/Source Code/Insulated Joint Plate/LongInsulatedWireRefinedBridgeHighWattage/LongInsulatedRefinedWireBridgeHighWattageConfig.cs b/Source Code/Insulated Joint Plate/LongInsulatedWireRefinedBridgeHighWattage/LongInsulatedRefinedWireBridgeHighWattageConfig.cs
index d78f7f6..4c0be0b 100644
--- a/Source Code/Insulated Joint Plate/LongInsulatedWireRefinedBridgeHighWattage/LongInsulatedRefinedWireBridgeHighWattageConfig.cs	
+++ b/Source Code/Insulated Joint Plate/LongInsulatedWireRefinedBridgeHighWattage/LongInsulatedRefinedWireBridgeHighWattageConfig.cs	
@@ -60,7 +60,7 @@ public override void ConfigureBuildingTemplate(GameObject go, Tag prefab_tag)
         GeneratedBuildings.MakeBuildingAlwaysOperational(go);
         SimCellOccupier simCellOccupier = go.AddOrGet<SimCellOccupier>();
         simCellOccupier.doReplaceElement = true;
-        simCellOccupier.movementSpeedMultiplier = DUPLICANTSTATS.MOVEMENT.PENALTY_3;
+        simCellOccupier.movementSpeedMultiplier = DUPLICANTSTATS.MOVEMENT_MODIFIERS.PENALTY_3;
         go.AddOrGet<BuildingHP>().destroyOnDamaged = true;
         go.AddOrGet<Insulator>();
         go.AddOrGet<TileTemperature>();
diff --git a/Source Code/Insulated Joint Plate/Steam/InsulatedJointPlate.dll b/Source Code/Insulated Joint Plate/Steam/InsulatedJointPlate.dll
index 25f49f8..cd443c2 100644
Binary files a/Source Code/Insulated Joint Plate/Steam/InsulatedJointPlate.dll and b/Source Code/Insulated Joint Plate/Steam/InsulatedJointPlate.dll differ
diff --git a/Source Code/Insulated Joint Plate/Steam/archived_versions/vanilla/InsulatedJointPlate.dll b/Source Code/Insulated Joint Plate/Steam/archived_versions/vanilla/InsulatedJointPlate.dll
index 5cf3b34..272e7df 100644
Binary files a/Source Code/Insulated Joint Plate/Steam/archived_versions/vanilla/InsulatedJointPlate.dll and b/Source Code/Insulated Joint Plate/Steam/archived_versions/vanilla/InsulatedJointPlate.dll differ
diff --git a/Source Code/Insulated Joint Plate/Steam/archived_versions/vanilla/mod_info.yaml b/Source Code/Insulated Joint Plate/Steam/archived_versions/vanilla/mod_info.yaml
index 75ab8bc..738d37a 100644
--- a/Source Code/Insulated Joint Plate/Steam/archived_versions/vanilla/mod_info.yaml	
+++ b/Source Code/Insulated Joint Plate/Steam/archived_versions/vanilla/mod_info.yaml	
@@ -1,2 +1,5 @@
 supportedContent: VANILLA_ID
-lastWorkingBuild: 447596
\ No newline at end of file
+minimumSupportedBuild: 641974
+
+version: 1.1.0
+APIVersion: 2
\ No newline at end of file
diff --git a/Source Code/Insulated Joint Plate/Steam/mod_info.yaml b/Source Code/Insulated Joint Plate/Steam/mod_info.yaml
index 7b434bf..9a6dfbe 100644
--- a/Source Code/Insulated Joint Plate/Steam/mod_info.yaml	
+++ b/Source Code/Insulated Joint Plate/Steam/mod_info.yaml	
@@ -1,2 +1,5 @@
 supportedContent: EXPANSION1_ID
-lastWorkingBuild: 447598
\ No newline at end of file
+minimumSupportedBuild: 641974
+
+version: 1.1.0
+APIVersion: 2
\ No newline at end of file