diff --git a/jest.config.js b/jest.config.js
index 4c2b6ba7f..0e517b35b 100644
--- a/jest.config.js
+++ b/jest.config.js
@@ -8,5 +8,10 @@ module.exports = {
   moduleNameMapper: {
     'src/(.*)': '<rootDir>/src/$1',
   },
+  globals: {
+    'ts-jest': {
+      tsConfig: 'tsconfig.test.json',
+    },
+  },
   setupFilesAfterEnv: ['./test.setup.ts'],
 };
diff --git a/src/blocks/types/frontMatter.ts b/src/blocks/types/frontMatter.ts
index 1b65c05fd..fada9771b 100644
--- a/src/blocks/types/frontMatter.ts
+++ b/src/blocks/types/frontMatter.ts
@@ -2,31 +2,36 @@ import { Author } from './author';
 
 // All frontmatter props are optional in order to save storage and transfer payload size
 // When the values are null indicates it has been explicitly set to null.
-export interface BlockFrontMatterProps {
-  authors?: Author[] | null;
-  licenses?: { content: string | null; code: string | null } | null;
-  doi?: string | null;
-  open_access?: boolean | null;
-  github?: string | null;
-  binder?: string | null;
-  subtitle?: string | null;
-  short_title?: string | null;
-  venue?: { title?: string; url?: string } | null;
-  biblio?: {
+
+export type FrontMatterProps = {
+  authors: Author[] | null;
+  licenses: { content: string | null; code: string | null } | null;
+  doi: string | null;
+  arxiv: string | null;
+  open_access: boolean | null;
+  github: string | null;
+  binder: string | null;
+  subtitle: string | null;
+  short_title: string | null;
+  venue: { title?: string; url?: string } | null;
+  biblio: {
     volume?: string;
     issue?: string;
     first_page?: string;
     last_page?: string;
   } | null;
-}
+};
+
+export type BlockFrontMatterProps = Partial<FrontMatterProps>;
 
 export type ProjectFrontMatterProps = Omit<BlockFrontMatterProps, 'venue' | 'biblio'>;
 
-// TODO: ensure exhausiveness
+// Exhausiveness is ensured in test
 export const PROJECT_FRONT_MATTER_KEYS = [
   'authors',
   'licenses',
   'doi',
+  'arxiv',
   'open_access',
   'github',
   'binder',
diff --git a/src/blocks/utils.spec.ts b/src/blocks/utils.spec.ts
index ab223c30b..3bec6f56d 100644
--- a/src/blocks/utils.spec.ts
+++ b/src/blocks/utils.spec.ts
@@ -1,4 +1,4 @@
-import { BlockFrontMatterProps, ProjectFrontMatterProps } from './types';
+import { BlockFrontMatterProps, FrontMatterProps, ProjectFrontMatterProps } from './types';
 import { extractBlockFrontMatter, extractProjectFrontMatter } from './utils';
 
 export const TEST_PROJECT_FRONT_MATTER: ProjectFrontMatterProps = {
@@ -19,7 +19,7 @@ export const TEST_BLOCK_FRONT_MATTER: BlockFrontMatterProps = {
 };
 
 const TEST_FRONT_MATTER_OBJ = {
-  authors: [{ test: 'test' }],
+  authors: [],
   license: undefined, // handles undefined
   github: null,
   short_title: '',
@@ -30,6 +30,26 @@ const TEST_FRONT_MATTER_OBJ = {
 };
 
 describe('extractBlockFrontMatter', () => {
+  test('should handle correct frontmatter extraction exhausively', () => {
+    const frontmatter: FrontMatterProps = {
+      authors: [],
+      licenses: { content: 'MIT', code: null },
+      github: null,
+      doi: 'doi',
+      arxiv: 'arxiv',
+      binder: 'binder',
+      subtitle: 'subtitle',
+      short_title: '',
+      open_access: false,
+      venue: {},
+      biblio: {},
+    };
+
+    expect(extractBlockFrontMatter(frontmatter)).toEqual(frontmatter);
+    const { venue, biblio, ...projectExtractionResult } = frontmatter;
+    expect(extractProjectFrontMatter(frontmatter)).toEqual(projectExtractionResult);
+  });
+
   test('should extract block front matter properly', () => {
     const target = { ...TEST_FRONT_MATTER_OBJ };
 
diff --git a/tsconfig.test.json b/tsconfig.test.json
new file mode 100644
index 000000000..a8d4317b4
--- /dev/null
+++ b/tsconfig.test.json
@@ -0,0 +1,4 @@
+{
+  "extends": "./tsconfig.json",
+  "exclude": []
+}