diff --git a/archive/build.gradle.kts b/archive/build.gradle.kts
index 5addd3e0..c20d045e 100644
--- a/archive/build.gradle.kts
+++ b/archive/build.gradle.kts
@@ -12,7 +12,7 @@ dependencies {
     api(libs.clikt)
 
     implementation(projects.buffer)
-    implementation(projects.cache)
+    implementation(projects.cache550)
     implementation(projects.cli)
     implementation(projects.db)
     implementation(projects.http)
diff --git a/cache/src/main/kotlin/org/openrs2/cache/Js5Archive.kt b/cache-550/src/main/kotlin/org/openrs2/cache/Js5Archive.kt
similarity index 95%
rename from cache/src/main/kotlin/org/openrs2/cache/Js5Archive.kt
rename to cache-550/src/main/kotlin/org/openrs2/cache/Js5Archive.kt
index 1a8fa553..a9cc559a 100644
--- a/cache/src/main/kotlin/org/openrs2/cache/Js5Archive.kt
+++ b/cache-550/src/main/kotlin/org/openrs2/cache/Js5Archive.kt
@@ -30,5 +30,5 @@ public object Js5Archive {
     public const val MATERIALS: Int = 26
     public const val CONFIG_PARTICLE: Int = 27
     public const val DEFAULTS: Int = 28
-    public const val ARCHIVESET: Int = 255
+    public const val ARCHIVESET: Int = Store.ARCHIVESET
 }
diff --git a/cache/src/main/kotlin/org/openrs2/cache/Js5ConfigGroup.kt b/cache-550/src/main/kotlin/org/openrs2/cache/Js5ConfigGroup.kt
similarity index 100%
rename from cache/src/main/kotlin/org/openrs2/cache/Js5ConfigGroup.kt
rename to cache-550/src/main/kotlin/org/openrs2/cache/Js5ConfigGroup.kt
diff --git a/cache/src/main/kotlin/org/openrs2/cache/Cache.kt b/cache/src/main/kotlin/org/openrs2/cache/Cache.kt
index 55b58606..c2d29db4 100644
--- a/cache/src/main/kotlin/org/openrs2/cache/Cache.kt
+++ b/cache/src/main/kotlin/org/openrs2/cache/Cache.kt
@@ -23,8 +23,8 @@ public class Cache private constructor(
     private val unpackedCache = UnpackedCache(unpackedCacheSize)
 
     private fun init() {
-        for (archive in store.list(Js5Archive.ARCHIVESET)) {
-            val index = store.read(Js5Archive.ARCHIVESET, archive).use { compressed ->
+        for (archive in store.list(Store.ARCHIVESET)) {
+            val index = store.read(Store.ARCHIVESET, archive).use { compressed ->
                 Js5Compression.uncompress(compressed).use { buf ->
                     Js5Index.read(buf)
                 }
@@ -178,7 +178,7 @@ public class Cache private constructor(
         unpackedCache.remove(archive)
 
         store.remove(archive)
-        store.remove(Js5Archive.ARCHIVESET, archive)
+        store.remove(Store.ARCHIVESET, archive)
     }
 
     public fun remove(archive: Int, group: Int) {
diff --git a/cache/src/main/kotlin/org/openrs2/cache/CacheArchive.kt b/cache/src/main/kotlin/org/openrs2/cache/CacheArchive.kt
index 1eeddb99..13fb8e0a 100644
--- a/cache/src/main/kotlin/org/openrs2/cache/CacheArchive.kt
+++ b/cache/src/main/kotlin/org/openrs2/cache/CacheArchive.kt
@@ -26,7 +26,7 @@ public class CacheArchive internal constructor(
     }
 
     override fun writePackedIndex(buf: ByteBuf) {
-        store.write(Js5Archive.ARCHIVESET, archive, buf)
+        store.write(Store.ARCHIVESET, archive, buf)
     }
 
     override fun removePacked(group: Int) {
diff --git a/cache/src/main/kotlin/org/openrs2/cache/Js5MasterIndex.kt b/cache/src/main/kotlin/org/openrs2/cache/Js5MasterIndex.kt
index 33944273..da5838f6 100644
--- a/cache/src/main/kotlin/org/openrs2/cache/Js5MasterIndex.kt
+++ b/cache/src/main/kotlin/org/openrs2/cache/Js5MasterIndex.kt
@@ -121,9 +121,9 @@ public data class Js5MasterIndex(
             val masterIndex = Js5MasterIndex(MasterIndexFormat.ORIGINAL)
 
             var nextArchive = 0
-            for (archive in store.list(Js5Archive.ARCHIVESET)) {
+            for (archive in store.list(Store.ARCHIVESET)) {
                 val entry = try {
-                    store.read(Js5Archive.ARCHIVESET, archive).use { buf ->
+                    store.read(Store.ARCHIVESET, archive).use { buf ->
                         val checksum = buf.crc32()
                         val digest = buf.whirlpool()
 
diff --git a/cache/src/main/kotlin/org/openrs2/cache/Store.kt b/cache/src/main/kotlin/org/openrs2/cache/Store.kt
index 463cd277..9724eeb6 100644
--- a/cache/src/main/kotlin/org/openrs2/cache/Store.kt
+++ b/cache/src/main/kotlin/org/openrs2/cache/Store.kt
@@ -122,6 +122,11 @@ public interface Store : Flushable, Closeable {
          */
         public const val MAX_GROUP_SIZE: Int = (1 shl 24) - 1
 
+        /**
+         * The ID of the ARCHIVESET archive.
+         */
+        public const val ARCHIVESET: Int = 255
+
         /**
          * Opens a [Store], automatically detecting the type based on the
          * presence or absence of the `main_file_cache.dat2` file.
diff --git a/game/build.gradle.kts b/game/build.gradle.kts
index f3439337..2d83a977 100644
--- a/game/build.gradle.kts
+++ b/game/build.gradle.kts
@@ -12,7 +12,7 @@ dependencies {
     api(libs.clikt)
 
     implementation(projects.buffer)
-    implementation(projects.cache)
+    implementation(projects.cache550)
     implementation(projects.conf)
     implementation(projects.inject)
     implementation(projects.net)