diff --git a/package.json b/package.json
index 87093d6..e3234e0 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "java-slang",
-  "version": "1.0.13",
+  "version": "1.0.14",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
   "files": ["dist"],
@@ -14,7 +14,7 @@
     "test": "jest",
     "test:watch": "jest --watch",
     "jsdoc": "typedoc --plugin typedoc-plugin-rename-defaults",
-    "eslint": "eslint --ext \".ts\" src",
+    "eslint": "ESLINT_USE_FLAT_CONFIG=false eslint --ext \".ts\" src",
     "format": "prettier --write src/**/*.ts",
     "prepare": "husky"
   },
diff --git a/src/compiler/code-generator.ts b/src/compiler/code-generator.ts
index 63eb288..30b0c1c 100644
--- a/src/compiler/code-generator.ts
+++ b/src/compiler/code-generator.ts
@@ -518,7 +518,7 @@ const codeGenerators: { [type: string]: (node: Node, cg: CodeGenerator) => Compi
   },
 
   CastExpression: (node: Node, cg: CodeGenerator) => {
-    const { castType: ct,  expression: expr, isPrimitiveCast: b } = node as CastExpression
+    const { castType: ct, expression: expr, isPrimitiveCast: b } = node as CastExpression
     if (b) {
       const res = compile(expr, cg)
       const { stackSize: size, resultType: rt } = res
@@ -539,7 +539,7 @@ const codeGenerators: { [type: string]: (node: Node, cg: CodeGenerator) => Compi
           }
           return { stackSize: Math.max(size, 2), resultType: 'D' }
         case 'float':
-          switch(rt) {
+          switch (rt) {
             case 'D':
               cg.code.push(OPCODE.D2F)
               break
@@ -553,7 +553,7 @@ const codeGenerators: { [type: string]: (node: Node, cg: CodeGenerator) => Compi
           }
           return { stackSize: Math.max(size, 1), resultType: 'F' }
         case 'long':
-          switch(rt) {
+          switch (rt) {
             case 'D':
               cg.code.push(OPCODE.D2L)
               break
@@ -584,10 +584,10 @@ const codeGenerators: { [type: string]: (node: Node, cg: CodeGenerator) => Compi
           return { stackSize: Math.max(size, 1), resultType: 'I' }
       }
     }
-    const res = compile(expr, cg);
-    const classInfoIndex = cg.constantPoolManager.indexClassInfo(ct as string);
-    cg.code.push(OPCODE.CHECKCAST, 0, classInfoIndex);
-    return res;
+    const res = compile(expr, cg)
+    const classInfoIndex = cg.constantPoolManager.indexClassInfo(ct)
+    cg.code.push(OPCODE.CHECKCAST, 0, classInfoIndex)
+    return res
   },
 
   ClassInstanceCreationExpression: (node: Node, cg: CodeGenerator) => {