diff --git a/Projects/InfectionFreeZone/InfectionFreeZone/InfectionFreeZone.cs b/Projects/InfectionFreeZone/InfectionFreeZone/InfectionFreeZone.cs
index ac63720..879749f 100644
--- a/Projects/InfectionFreeZone/InfectionFreeZone/InfectionFreeZone.cs
+++ b/Projects/InfectionFreeZone/InfectionFreeZone/InfectionFreeZone.cs
@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.Linq;
 using BepInEx;
 using BepInEx.Configuration;
+using Controllers;
 using Controllers.Weather;
 using GameCustomization;
 using Gameplay.Buildings;
@@ -12,7 +13,6 @@ using Gameplay.Rebuilding;
 using Gameplay.Scavenge;
 using Gameplay.Units.Icons;
 using Gameplay.Units.Movements;
-using Gameplay.Units.Player.Workers.WorkSystem;
 using Gameplay.Units.Workers.WorkSystem.Works;
 using Gameplay.Vehicles;
 using HarmonyLib;
@@ -46,6 +46,7 @@ namespace InfectionFreeZone {
 		public static ConfigEntry<float> humanMovementSpeedMultiplier;
 		public static ConfigEntry<float> vehicleTrunkCapacityMultiplier;
 		public static ConfigEntry<float> deconstructionTimeMultiplier;
+		public static ConfigEntry<float> constructionTimeMultiplier;
 
 		public void Awake() {
 			debug = Config.Bind("General", "Debug", false);
@@ -60,6 +61,7 @@ namespace InfectionFreeZone {
 			humanMovementSpeedMultiplier = Config.Bind("General", "Human Movement Speed Multiplier", 1f);
 			vehicleTrunkCapacityMultiplier = Config.Bind("General", "Vehicle Trunk Capacity Multiplier", 1f);
 			deconstructionTimeMultiplier = Config.Bind("General", "Deconstruction Time Multiplier", 1f);
+			constructionTimeMultiplier = Config.Bind("General", "Construction Time Multiplier", 1f);
 
 			Logger.LogInfo("Cyka mod loaded");
 			HarmonyFileLog.Enabled = true;
@@ -213,8 +215,6 @@ namespace InfectionFreeZone {
 				Console.WriteLine($"Vehicle trunk capacity modified to {__instance.Trunk.Capacity}");
 		}
 
-		// DeconstructWork
-		// ConstructableWork
 		// GatherResourcesWork
 		// ResearchWork
 		// AreaWork
@@ -222,7 +222,7 @@ namespace InfectionFreeZone {
 		[HarmonyPrefix]
 		[HarmonyPatch(typeof(DisassembleWork), MethodType.Constructor,
 			typeof(Structure), typeof(float), typeof(int), typeof(ResourcesController), typeof(SignalBus))]
-		public static void PrefixWorkBaseSetProgress(Structure structure, ref float timeToDeconstruct) {
+		public static void PrefixDisassembleWork(Structure structure, ref float timeToDeconstruct) {
 			if (Main.deconstructionTimeMultiplier.Value <= 0)
 				return;
 
@@ -232,5 +232,21 @@ namespace InfectionFreeZone {
 			if (Main.debug.Value)
 				Console.WriteLine($"Deconstruction time modified to {timeToDeconstruct}");
 		}
+
+		[HarmonyPrefix]
+		[HarmonyPatch(typeof(ConstructableWork), MethodType.Constructor,
+			typeof(Structure), typeof(Dictionary<ResourceID, int>), typeof(float), typeof(StockroomsController),
+			typeof(SignalBus))]
+		public static void PrefixConstructWork(Structure structure, Dictionary<ResourceID, int> cost,
+			ref float timeToConstruct) {
+			if (Main.deconstructionTimeMultiplier.Value <= 0)
+				return;
+
+			if (Main.debug.Value)
+				Console.WriteLine($"Construction time is {timeToConstruct}");
+			timeToConstruct *= Main.constructionTimeMultiplier.Value;
+			if (Main.debug.Value)
+				Console.WriteLine($"Construction time modified to {timeToConstruct}");
+		}
 	}
 }
\ No newline at end of file