diff --git a/types/expect-puppeteer/index.d.ts b/types/expect-puppeteer/index.d.ts
index 00f32bc2dd2545..d82e8477acbb05 100644
--- a/types/expect-puppeteer/index.d.ts
+++ b/types/expect-puppeteer/index.d.ts
@@ -4,7 +4,7 @@
 //                 Tanguy Krotoff <https://github.com/tkrotoff>
 //                 Jason Mong <https://github.com/jfm710>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 3.1
+// TypeScript Version: 3.8
 
 /// <reference types="jest" />
 
diff --git a/types/frisby/index.d.ts b/types/frisby/index.d.ts
index de0351d8b27854..b68b6650de9dbb 100644
--- a/types/frisby/index.d.ts
+++ b/types/frisby/index.d.ts
@@ -3,7 +3,7 @@
 // Definitions by: Christopher E. Woodland <https://github.com/cwoodland>
 //                 Johnny Li <https://github.com/johnny4753>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 3.1
+// TypeScript Version: 3.8
 
 /// <reference types='jest'/>
 
diff --git a/types/heft-jest/index.d.ts b/types/heft-jest/index.d.ts
index d06874abf8ca86..1d570afc2584c0 100644
--- a/types/heft-jest/index.d.ts
+++ b/types/heft-jest/index.d.ts
@@ -3,7 +3,7 @@
 // Definitions by: Pete Gonzalez <https://github.com/octogonz>
 //                 Ian Clanton-Thuon <https://github.com/iclanton>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 3.5
+// TypeScript Version: 3.8
 
 /// <reference types="jest" />
 /// <reference path="./mocked.d.ts" />
diff --git a/types/jest-axe/index.d.ts b/types/jest-axe/index.d.ts
index e0c8e322d497c2..ea173a0dea72d1 100644
--- a/types/jest-axe/index.d.ts
+++ b/types/jest-axe/index.d.ts
@@ -3,7 +3,7 @@
 // Definitions by: Josh Goldberg <https://github.com/JoshuaKGoldberg>
 //                 erbridge <https://github.com/erbridge>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 3.1
+// TypeScript Version: 3.8
 
 /// <reference types="jest" />
 
diff --git a/types/jest-expect-message/index.d.ts b/types/jest-expect-message/index.d.ts
index e02c38edc419b2..748855192e7161 100644
--- a/types/jest-expect-message/index.d.ts
+++ b/types/jest-expect-message/index.d.ts
@@ -3,7 +3,7 @@
 // Definitions by: Mike Davydov <https://github.com/mike-d-davydov>
 //                 Michael Bashurov <https://github.com/saitonakamura>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 3.4
+// TypeScript Version: 3.8
 
 /// <reference types="jest"/>
 
diff --git a/types/jest-image-snapshot/index.d.ts b/types/jest-image-snapshot/index.d.ts
index 5bd9923a632113..29441672f71e35 100644
--- a/types/jest-image-snapshot/index.d.ts
+++ b/types/jest-image-snapshot/index.d.ts
@@ -4,7 +4,7 @@
 //                 erbridge <https://github.com/erbridge>
 //                 Piotr Błażejewicz <https://github.com/peterblazejewicz>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 3.1
+// TypeScript Version: 3.8
 
 /// <reference types="jest" />
 import { PixelmatchOptions } from 'pixelmatch';
diff --git a/types/jest-image-snapshot/v2/index.d.ts b/types/jest-image-snapshot/v2/index.d.ts
index 4d8d37fc62f3c9..95a3a8139a1d0c 100644
--- a/types/jest-image-snapshot/v2/index.d.ts
+++ b/types/jest-image-snapshot/v2/index.d.ts
@@ -3,7 +3,7 @@
 // Definitions by: Janeene Beeforth <https://github.com/dawnmist>
 //                 erbridge <https://github.com/erbridge>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 3.1
+// TypeScript Version: 3.8
 
 /// <reference types="jest" />
 
diff --git a/types/jest-in-case/index.d.ts b/types/jest-in-case/index.d.ts
index 829e56d67b0db5..d69ef858b9bebf 100644
--- a/types/jest-in-case/index.d.ts
+++ b/types/jest-in-case/index.d.ts
@@ -2,7 +2,7 @@
 // Project: https://github.com/thinkmill/jest-in-case#readme
 // Definitions by: Geovani de Souza <https://github.com/geovanisouza92>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 3.1
+// TypeScript Version: 3.8
 
 /// <reference types="jest" />
 /// <reference types="node" />
diff --git a/types/jest-json-schema/index.d.ts b/types/jest-json-schema/index.d.ts
index 7e7bb757f72ede..73f0c4e85a00fc 100644
--- a/types/jest-json-schema/index.d.ts
+++ b/types/jest-json-schema/index.d.ts
@@ -3,7 +3,7 @@
 // Definitions by: Igor Korolev <https://github.com/deadNightTiger>
 //                 Matt Scheurich <https://github.com/lvl99>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 3.1
+// TypeScript Version: 3.8
 
 /// <reference types="jest" />
 import * as ajv from 'ajv';
diff --git a/types/jest-matcher-one-of/index.d.ts b/types/jest-matcher-one-of/index.d.ts
index eb430e76c3992c..ade622a0a2a737 100644
--- a/types/jest-matcher-one-of/index.d.ts
+++ b/types/jest-matcher-one-of/index.d.ts
@@ -2,7 +2,7 @@
 // Project: https://github.com/d4nyll/jest-matcher-one-of#readme
 // Definitions by: Joe Mitchard <https://github.com/joemitchard>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 3.1
+// TypeScript Version: 3.8
 
 /// <reference types="jest" />
 declare namespace jest {
diff --git a/types/jest-plugin-context/index.d.ts b/types/jest-plugin-context/index.d.ts
index ca362d8d417c13..a95f4aaa5127d9 100644
--- a/types/jest-plugin-context/index.d.ts
+++ b/types/jest-plugin-context/index.d.ts
@@ -2,7 +2,7 @@
 // Project: https://github.com/negativetwelve/jest-plugins/tree/master/packages/jest-plugin-context, https://github.com/negativetwelve/jest-plugins
 // Definitions by: Jonas Heinrich <https://github.com/jonasheinrich>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 3.1
+// TypeScript Version: 3.8
 
 /// <reference types="jest" />
 
diff --git a/types/jest-specific-snapshot/index.d.ts b/types/jest-specific-snapshot/index.d.ts
index b4b076fa556858..8610470f65b79b 100644
--- a/types/jest-specific-snapshot/index.d.ts
+++ b/types/jest-specific-snapshot/index.d.ts
@@ -2,7 +2,7 @@
 // Project: https://github.com/igor-dv/jest-specific-snapshot#readme
 // Definitions by: Janeene Beeforth <https://github.com/dawnmist>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 3.1
+// TypeScript Version: 3.8
 
 /// <reference types="jest" />
 
diff --git a/types/jest-when/index.d.ts b/types/jest-when/index.d.ts
index b6c59316f43d8c..1d0f50bf450bdb 100644
--- a/types/jest-when/index.d.ts
+++ b/types/jest-when/index.d.ts
@@ -5,7 +5,7 @@
 //                 Gregor Stamać <https://github.com/gstamac>
 //                 Valentin Stern <https://github.com/sehsyha>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 3.1
+// TypeScript Version: 3.8
 
 /// <reference types="jest" />
 
diff --git a/types/jest/index.d.ts b/types/jest/index.d.ts
index fc579152e91fe5..0d0e640dec0b64 100644
--- a/types/jest/index.d.ts
+++ b/types/jest/index.d.ts
@@ -28,6 +28,7 @@
 //                 Pawel Fajfer <https://github.com/pawfa>
 //                 Regev Brody <https://github.com/regevbr>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// Minimum TypeScript Version: 3.8
 
 declare var beforeAll: jest.Lifecycle;
 declare var beforeEach: jest.Lifecycle;
diff --git a/types/jest/package.json b/types/jest/package.json
index d2dd38a8831b4e..4fb0de2ed53a86 100644
--- a/types/jest/package.json
+++ b/types/jest/package.json
@@ -1,7 +1,7 @@
 {
     "private": true,
     "dependencies": {
-        "jest-diff": "^25.2.1",
-        "pretty-format": "^25.2.1"
+        "jest-diff": "^26.0.0",
+        "pretty-format": "^26.0.0"
     }
 }
diff --git a/types/testing-library__jest-dom/index.d.ts b/types/testing-library__jest-dom/index.d.ts
index edd8201088a050..1b64cc0139f490 100644
--- a/types/testing-library__jest-dom/index.d.ts
+++ b/types/testing-library__jest-dom/index.d.ts
@@ -4,7 +4,7 @@
 //                 John Gozde <https://github.com/jgoz>
 //                 Seth Macpherson <https://github.com/smacpherson64>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 3.1
+// TypeScript Version: 3.8
 
 /// <reference types="jest" />
 
diff --git a/types/wordpress__jest-console/index.d.ts b/types/wordpress__jest-console/index.d.ts
index 305d0a17f0a56b..b98789430f2394 100644
--- a/types/wordpress__jest-console/index.d.ts
+++ b/types/wordpress__jest-console/index.d.ts
@@ -2,7 +2,7 @@
 // Project: https://github.com/WordPress/gutenberg/blob/master/packages/jest-console/README.md
 // Definitions by: Damien Sorel <https://github.com/mistic100>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 3.1
+// TypeScript Version: 3.8
 
 /// <reference types="jest" />