diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1a13335..6e52f15 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,3 +4,4 @@
 
 - Updated bundle handling
 - Added Ukrainian translation (ttrafford7)
+- Added support for ItemLocks
diff --git a/common/build.gradle b/common/build.gradle
index 219b96b..6000f04 100644
--- a/common/build.gradle
+++ b/common/build.gradle
@@ -9,6 +9,9 @@ dependencies {
 
     // Cloth Config API
     api("me.shedaniel.cloth:cloth-config-neoforge:${clothconfig_version}")
+
+    // ItemLocks
+    implementation("maven.modrinth:tJzrFuyy:${itemlocks_version}")
 }
 
 neoForge {
diff --git a/common/src/main/java/dev/terminalmc/clientsort/compat/itemlocks/ItemLocks.java b/common/src/main/java/dev/terminalmc/clientsort/compat/itemlocks/ItemLocks.java
new file mode 100644
index 0000000..2ef3262
--- /dev/null
+++ b/common/src/main/java/dev/terminalmc/clientsort/compat/itemlocks/ItemLocks.java
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2024 TerminalMC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package dev.terminalmc.clientsort.compat.itemlocks;
+
+import com.kirdow.itemlocks.client.LockManager;
+import dev.terminalmc.clientsort.util.inject.ISlot;
+import net.minecraft.world.entity.player.Inventory;
+import net.minecraft.world.inventory.Slot;
+
+import static com.kirdow.itemlocks.client.input.KeyBindings.isBypass;
+import static com.kirdow.itemlocks.proxy.Components.getComponent;
+
+public class ItemLocks {
+    static boolean isLocked(Slot slot) {
+        if (!(slot.container instanceof Inventory)) return false;
+        int index = adjustForInventory(((ISlot) slot).mouseWheelie_getIndexInInv());
+        return getComponent(LockManager.class).isLockedSlotRaw(index) && !isBypass();
+    }
+
+    /**
+     * Moves the hotbar from 0-8 to 27-35.
+     */
+    private static int adjustForInventory(int slot) {
+        // 
+        if (0 <= slot && slot <= 8) {
+            return slot + 27;
+        } else if (9 <= slot && slot <= 35) {
+            return slot - 9;
+        } else {
+            return slot;
+        }
+    }
+}
diff --git a/common/src/main/java/dev/terminalmc/clientsort/compat/itemlocks/ItemLocksWrapper.java b/common/src/main/java/dev/terminalmc/clientsort/compat/itemlocks/ItemLocksWrapper.java
new file mode 100644
index 0000000..463b88b
--- /dev/null
+++ b/common/src/main/java/dev/terminalmc/clientsort/compat/itemlocks/ItemLocksWrapper.java
@@ -0,0 +1,33 @@
+/*
+ * Copyright 2024 TerminalMC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package dev.terminalmc.clientsort.compat.itemlocks;
+
+import net.minecraft.world.inventory.Slot;
+
+public class ItemLocksWrapper {
+    private static boolean hasFailed = false;
+
+    public static boolean isLocked(Slot slot) {
+        if (hasFailed) return false;
+        try {
+            return ItemLocks.isLocked(slot);
+        } catch (NoClassDefFoundError | NoSuchMethodError ignored) {
+            hasFailed = true;
+            return false;
+        }
+    }
+}
diff --git a/common/src/main/java/dev/terminalmc/clientsort/inventory/sort/InventorySorter.java b/common/src/main/java/dev/terminalmc/clientsort/inventory/sort/InventorySorter.java
index ffed63d..1b41a48 100644
--- a/common/src/main/java/dev/terminalmc/clientsort/inventory/sort/InventorySorter.java
+++ b/common/src/main/java/dev/terminalmc/clientsort/inventory/sort/InventorySorter.java
@@ -17,6 +17,7 @@
 
 package dev.terminalmc.clientsort.inventory.sort;
 
+import dev.terminalmc.clientsort.compat.itemlocks.ItemLocksWrapper;
 import dev.terminalmc.clientsort.config.Config;
 import dev.terminalmc.clientsort.inventory.ContainerScreenHelper;
 import dev.terminalmc.clientsort.network.InteractionManager;
@@ -57,7 +58,9 @@ private void collectSlots(Slot originSlot) {
         ArrayList<Slot> slotsInScope = new ArrayList<>();
         for (Slot slot : containerScreen.getMenu().slots) {
             if (originScope == screenHelper.getScope(slot, true)) {
-                slotsInScope.add(slot);
+                if (!ItemLocksWrapper.isLocked(slot)) {
+                    slotsInScope.add(slot);
+                }
             }
         }
         this.inventorySlots = slotsInScope.toArray(new Slot[0]);
diff --git a/fabric/build.gradle b/fabric/build.gradle
index 8bc364c..74ee429 100644
--- a/fabric/build.gradle
+++ b/fabric/build.gradle
@@ -24,6 +24,9 @@ dependencies {
     modApi("me.shedaniel.cloth:cloth-config-fabric:${clothconfig_version}") {
         exclude(group: "net.fabricmc.fabric-api")
     }
+
+    // ItemLocks
+    modImplementation("maven.modrinth:tJzrFuyy:${itemlocks_version}")
 }
 
 loom {
diff --git a/gradle.properties b/gradle.properties
index dd0ef1d..95a3c7b 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -54,6 +54,9 @@ clothconfig_versions_neoforge=[15,)
 modmenu_version=11.0.2
 modmenu_versions_fabric=>10
 
+# https://modrinth.com/mod/tJzrFuyy/versions
+itemlocks_version=1.21-1.3.9
+
 # GitHub, Modrinth, CurseForge releases
 # Plural properties expect CSV lists
 github_repo_owner=TerminalMC
diff --git a/neoforge/build.gradle b/neoforge/build.gradle
index 1573d00..1994790 100644
--- a/neoforge/build.gradle
+++ b/neoforge/build.gradle
@@ -9,6 +9,9 @@ dependencies {
     
     // Cloth Config API
     api("me.shedaniel.cloth:cloth-config-neoforge:${clothconfig_version}")
+
+    // ItemLocks
+    implementation("maven.modrinth:tJzrFuyy:${itemlocks_version}")
 }
 
 neoForge {