diff --git a/.eslintrc.js b/.eslintrc.js
index d720e6f..1775cb1 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -2,7 +2,6 @@ module.exports = {
   parser: '@typescript-eslint/parser', // Specifies the ESLint parser
   extends: [
     'plugin:@typescript-eslint/recommended', // Uses the recommended rules from the @typescript-eslint/eslint-plugin
-    'prettier/@typescript-eslint', // Uses eslint-config-prettier to disable ESLint rules from @typescript-eslint/eslint-plugin that would conflict with prettier
     'plugin:prettier/recommended', // Enables eslint-plugin-prettier and eslint-config-prettier. This will display prettier errors as ESLint errors. Make sure this is always the last configuration in the extends array.
   ],
   parserOptions: {
diff --git a/package.json b/package.json
index 6cc7e57..b29e0e7 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "graphql-js-tree",
-  "version": "1.0.6",
+  "version": "1.0.7",
   "private": false,
   "license": "MIT",
   "description": "GraphQL Parser providing simplier structure",
@@ -21,37 +21,24 @@
     "url": "https://github.com/graphql-editor/graphql-js-tree.git"
   },
   "devDependencies": {
-    "@commitlint/cli": "^8.3.5",
-    "@commitlint/config-conventional": "^8.3.4",
     "@types/graphql": "^14.5.0",
-    "@types/jest": "^25.1.4",
-    "@types/node": "^13.9.0",
-    "@typescript-eslint/eslint-plugin": "^4.15.0",
-    "@typescript-eslint/parser": "^4.15.0",
-    "cz-conventional-changelog": "^3.1.0",
-    "eslint": "^7.19.0",
-    "eslint-config-prettier": "^7.2.0",
-    "eslint-plugin-prettier": "^3.3.1",
-    "husky": "^4.2.3",
-    "jest": "^29.5.0",
-    "prettier": "^2.0.2",
-    "ts-jest": "^29.1.0",
-    "ts-node": "^9.0.0",
-    "ts-patch": "^3.0.0",
-    "typescript": "^5.1.3",
+    "@types/jest": "^29.5.11",
+    "@types/node": "^20.10.5",
+    "@typescript-eslint/eslint-plugin": "^6.16.0",
+    "@typescript-eslint/parser": "^6.16.0",
+    "eslint": "^8.56.0",
+    "eslint-config-prettier": "^9.1.0",
+    "eslint-plugin-prettier": "^5.1.2",
+    "husky": "^8.0.3",
+    "jest": "^29.7.0",
+    "prettier": "^3.1.1",
+    "ts-jest": "^29.1.1",
+    "ts-node": "^10.9.2",
+    "ts-patch": "^3.1.1",
+    "typescript": "^5.3.3",
     "typescript-transform-paths": "^3.4.6"
   },
   "dependencies": {
     "graphql": "15.4.0"
-  },
-  "config": {
-    "commitizen": {
-      "path": "./node_modules/cz-conventional-changelog"
-    }
-  },
-  "husky": {
-    "hooks": {
-      "pre-commit": "npm run lint"
-    }
   }
-}
\ No newline at end of file
+}
diff --git a/src/TreeOperations/merge.ts b/src/TreeOperations/merge.ts
index 8a83c38..82eb3cf 100644
--- a/src/TreeOperations/merge.ts
+++ b/src/TreeOperations/merge.ts
@@ -7,9 +7,11 @@ import { generateNodeId } from '@/shared';
 const addFromLibrary = (n: ParserField): ParserField => ({ ...n, fromLibrary: true });
 
 const mergeNode = (n1: ParserField, n2: ParserField) => {
+  const args = [...n1.args, ...n2.args.map(addFromLibrary)];
   const mergedNode = {
     ...n1,
-    args: [...n1.args, ...n2.args.map(addFromLibrary)],
+    id: generateNodeId(n1.name, n1.data.type, args),
+    args,
     directives: [...n1.directives, ...n2.directives.map(addFromLibrary)],
     interfaces: [...n1.interfaces, ...n2.interfaces],
   } as ParserField;
diff --git a/src/TreeOperations/orphans.ts b/src/TreeOperations/orphans.ts
new file mode 100644
index 0000000..5812c10
--- /dev/null
+++ b/src/TreeOperations/orphans.ts
@@ -0,0 +1,16 @@
+import { ParserField, TypeSystemDefinition } from '@/Models';
+
+export const removeOrphans = (possibleOrphans: string[], nodes: ParserField[]) => {
+  const usedNodes = nodes.flatMap((n) => {
+    return [...n.interfaces, ...n.args.flatMap((a) => [...a.name, ...a.args.map((ia) => ia.name)])];
+  });
+  return nodes.filter((n) => {
+    if (!possibleOrphans.includes(n.name)) {
+      return true;
+    }
+    if (n.data.type === TypeSystemDefinition.DirectiveDefinition) {
+      return true;
+    }
+    return usedNodes.includes(n.name);
+  });
+};
diff --git a/src/__tests__/GqlParser/GqlParserTreeToGql.spec.ts b/src/__tests__/GqlParser/GqlParserTreeToGql.spec.ts
index 863c106..34141de 100644
--- a/src/__tests__/GqlParser/GqlParserTreeToGql.spec.ts
+++ b/src/__tests__/GqlParser/GqlParserTreeToGql.spec.ts
@@ -20,6 +20,7 @@ type Query {
 type User implements Nameable{
   name: String
   age: Int
+  lastName: String
   friend: User
 }
 type Person implements Nameable{
@@ -80,6 +81,11 @@ const userNode = createRootField({
     createPlainField({ name: 'friend', type: 'User' }),
   ],
 });
+const nameableNode = createRootField({
+  name: 'Nameable',
+  type: TypeDefinition.InterfaceTypeDefinition,
+  args: [createPlainField({ name: 'name', type: 'String' })],
+});
 
 describe('Test generation of gql strings from the GqlParserTree', () => {
   it('Creates gql node from gql and schema', () => {
@@ -327,11 +333,13 @@ describe('Test generation of gql strings from the GqlParserTree', () => {
   it('works with inline fragments', () => {
     const mockQueryInline = `query MyQuery {
       namings{
+        name
         ... on Person {
           index
         }
         ... on User{
           age
+          lastName
         }
       }
     }`;
@@ -344,6 +352,10 @@ describe('Test generation of gql strings from the GqlParserTree', () => {
           name: 'namings',
           node: queryNode.args[2],
           children: [
+            {
+              node: nameableNode.args[0],
+              name: 'name',
+            },
             {
               inlineFragment: true,
               node: personNode,
@@ -364,6 +376,10 @@ describe('Test generation of gql strings from the GqlParserTree', () => {
                   name: 'age',
                   node: userNode.args[1],
                 },
+                {
+                  name: 'lastName',
+                  node: userNode.args[2],
+                },
               ],
             },
           ],
diff --git a/src/__tests__/TreeOperations/merge.spec.ts b/src/__tests__/TreeOperations/merge.spec.ts
index bcff462..4348fbf 100644
--- a/src/__tests__/TreeOperations/merge.spec.ts
+++ b/src/__tests__/TreeOperations/merge.spec.ts
@@ -9,6 +9,26 @@ import { expectTrimmedEqual } from '@/__tests__/TestUtils';
 // `;
 
 describe('Merging GraphQL Schemas', () => {
+  it('Should merge scalars', () => {
+    const baseSchema = `
+    scalar URL
+    scalar JSON
+    `;
+
+    const mergingSchema = `
+    scalar URL
+    scalar DATE
+    `;
+    const t1 = mergeSDLs(baseSchema, mergingSchema);
+    if (t1.__typename === 'error') throw new Error('Invalid parse');
+    expectTrimmedEqual(
+      t1.sdl,
+      `
+      scalar JSON
+      scalar URL
+      scalar DATE`,
+    );
+  });
   it('Should merge fields of both nodes', () => {
     const baseSchema = `
     type Person{
@@ -136,6 +156,11 @@ describe('Merging GraphQL Schemas', () => {
     `;
     const t1 = mergeSDLs(baseSchema, mergingSchema);
     if (t1.__typename === 'error') throw new Error('Invalid parse');
+    expect(
+      t1.nodes.every((n, i) => {
+        return i === t1.nodes.findIndex((t1n) => t1n.id === n.id);
+      }),
+    ).toBeTruthy();
     expectTrimmedEqual(
       t1.sdl,
       `