diff --git a/.changeset/beige-gorillas-cross.md b/.changeset/beige-gorillas-cross.md
new file mode 100644
index 0000000..ff2aaec
--- /dev/null
+++ b/.changeset/beige-gorillas-cross.md
@@ -0,0 +1,5 @@
+---
+"@arethetypeswrong/core": patch
+---
+
+Changed version of lru-cache dependency to ^10.4.3 in order to fix compatibility with Node.js 18.
diff --git a/package.json b/package.json
index a391b39..8de1183 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,8 @@
   },
   "pnpm": {
     "patchedDependencies": {
-      "cjs-module-lexer@1.4.0": "patches/cjs-module-lexer@1.4.0.patch"
+      "cjs-module-lexer@1.4.0": "patches/cjs-module-lexer@1.4.0.patch",
+      "lru-cache@10.4.3": "patches/lru-cache@10.4.3.patch"
     }
   }
 }
diff --git a/packages/core/package.json b/packages/core/package.json
index 13bc56c..5d9acbf 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -53,7 +53,7 @@
     "@andrewbranch/untar.js": "^1.0.3",
     "cjs-module-lexer": "^1.2.3",
     "fflate": "^0.8.2",
-    "lru-cache": "^11.0.1",
+    "lru-cache": "^10.4.3",
     "semver": "^7.5.4",
     "typescript": "5.6.1-rc",
     "validate-npm-package-name": "^5.0.0"
diff --git a/patches/lru-cache@10.4.3.patch b/patches/lru-cache@10.4.3.patch
new file mode 100644
index 0000000..640e759
--- /dev/null
+++ b/patches/lru-cache@10.4.3.patch
@@ -0,0 +1,26 @@
+diff --git a/dist/commonjs/index.d.ts b/dist/commonjs/index.d.ts
+index f59de7602a528afde714e56dcf8c25ee496e39fb..0692e188a017d277fe843efb420b1f2c3cd28157 100644
+--- a/dist/commonjs/index.d.ts
++++ b/dist/commonjs/index.d.ts
+@@ -837,7 +837,7 @@ export declare namespace LRUCache {
+  *
+  * Changing any of these will alter the defaults for subsequent method calls.
+  */
+-export declare class LRUCache<K extends {}, V extends {}, FC = unknown> implements Map<K, V> {
++export declare class LRUCache<K extends {}, V extends {}, FC = unknown> {
+     #private;
+     /**
+      * {@link LRUCache.OptionsBase.ttl}
+diff --git a/dist/esm/index.d.ts b/dist/esm/index.d.ts
+index f59de7602a528afde714e56dcf8c25ee496e39fb..0692e188a017d277fe843efb420b1f2c3cd28157 100644
+--- a/dist/esm/index.d.ts
++++ b/dist/esm/index.d.ts
+@@ -837,7 +837,7 @@ export declare namespace LRUCache {
+  *
+  * Changing any of these will alter the defaults for subsequent method calls.
+  */
+-export declare class LRUCache<K extends {}, V extends {}, FC = unknown> implements Map<K, V> {
++export declare class LRUCache<K extends {}, V extends {}, FC = unknown> {
+     #private;
+     /**
+      * {@link LRUCache.OptionsBase.ttl}
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index d2c653c..3a30830 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -8,6 +8,9 @@ patchedDependencies:
   cjs-module-lexer@1.4.0:
     hash: gwwdgkalbuq7pt3qbrdws6vbs4
     path: patches/cjs-module-lexer@1.4.0.patch
+  lru-cache@10.4.3:
+    hash: pmipjznrdotd3z6bhpktlo2giu
+    path: patches/lru-cache@10.4.3.patch
 
 importers:
 
@@ -75,8 +78,8 @@ importers:
         specifier: ^0.8.2
         version: 0.8.2
       lru-cache:
-        specifier: ^11.0.1
-        version: 11.0.1
+        specifier: ^10.4.3
+        version: 10.4.3(patch_hash=pmipjznrdotd3z6bhpktlo2giu)
       semver:
         specifier: ^7.5.4
         version: 7.5.4
@@ -1175,13 +1178,8 @@ packages:
   lodash.startcase@4.4.0:
     resolution: {integrity: sha512-+WKqsK294HMSc2jEbNgpHpd0JfIBhp7rEV4aqXWqFr6AlXov+SlcgB1Fv01y2kGe3Gc8nMW7VA0SrGuSkRfIEg==}
 
-  lru-cache@10.0.1:
-    resolution: {integrity: sha512-IJ4uwUTi2qCccrioU6g9g/5rvvVl13bsdczUUcqbciD9iLr095yj8DQKdObriEvuNSx325N1rV1O0sJFszx75g==}
-    engines: {node: 14 || >=16.14}
-
-  lru-cache@11.0.1:
-    resolution: {integrity: sha512-CgeuL5uom6j/ZVrg7G/+1IXqRY8JXX4Hghfy5YE0EhoYQWvndP1kufu58cmZLNIDKnRhZrXfdS9urVWx98AipQ==}
-    engines: {node: 20 || >=22}
+  lru-cache@10.4.3:
+    resolution: {integrity: sha512-JNAzZcXrCt42VGLuYz0zfAzDfAvJWW6AfYlDBQyDV5DClI2m5sAmK+OIO7s59XfsRsWHp02jAJrRadPRGTt6SQ==}
 
   lru-cache@4.1.5:
     resolution: {integrity: sha512-sWZlbEP2OsHNkXrMl5GYk/jKk70MBng6UU4YI/qGDYbgf6YbP4EvmqISbXCoJiRKs+1bSpFHVgQxvJ17F2li5g==}
@@ -2902,9 +2900,7 @@ snapshots:
 
   lodash.startcase@4.4.0: {}
 
-  lru-cache@10.0.1: {}
-
-  lru-cache@11.0.1: {}
+  lru-cache@10.4.3(patch_hash=pmipjznrdotd3z6bhpktlo2giu): {}
 
   lru-cache@4.1.5:
     dependencies:
@@ -3197,7 +3193,7 @@ snapshots:
 
   path-scurry@1.10.1:
     dependencies:
-      lru-cache: 10.0.1
+      lru-cache: 10.4.3(patch_hash=pmipjznrdotd3z6bhpktlo2giu)
       minipass: 7.0.4
 
   path-type@4.0.0: {}