diff --git a/types/lodash/common/util.d.ts b/types/lodash/common/util.d.ts
index 8ca1e1b795..99cc5a92e5 100644
--- a/types/lodash/common/util.d.ts
+++ b/types/lodash/common/util.d.ts
@@ -968,6 +968,10 @@ declare module "../index" {
          * @param predicates The predicates to check.
          * @return Returns the new function.
          */
+        overEvery<T, Result1 extends T, Result2 extends T>(
+            a: (arg: T) => arg is Result1,
+            b: (arg: T) => arg is Result2
+        ): (arg: T) => Result1 & Result2;
         overEvery<T>(...predicates: Array<Many<(...args: T[]) => boolean>>): (...args: T[]) => boolean;
     }
 
@@ -995,6 +999,10 @@ declare module "../index" {
          * @param predicates The predicates to check.
          * @return Returns the new function.
          */
+        overSome<T, Result1 extends T, Result2 extends T>(
+            a: (arg: T) => arg is Result1,
+            b: (arg: T) => arg is Result2
+        ): (arg: T) => Result1 | Result2;
         overSome<T>(...predicates: Array<Many<(...args: T[]) => boolean>>): (...args: T[]) => boolean;
     }
 
diff --git a/types/lodash/lodash-tests.ts b/types/lodash/lodash-tests.ts
index 9a6eaa5b39..718dc8e9c9 100644
--- a/types/lodash/lodash-tests.ts
+++ b/types/lodash/lodash-tests.ts
@@ -6841,6 +6841,11 @@ fp.now(); // $ExpectType number
 // _.overEvery
 // _.overSome
 {
+    const userDefinedTypeGuard1: (item: object) => item is { a: 1 } = anything;
+    const userDefinedTypeGuard2: (item: object) => item is { b: 1 } = anything;
+
+    _.overEvery(userDefinedTypeGuard1, userDefinedTypeGuard2); // $ExpectType (arg: object) => { a: 1; } & { b: 1; }
+
     _.overEvery((number: number) => true); // $ExpectType (...args: number[]) => boolean
     _.overEvery((number: number) => true, (number: number) => true); // $ExpectType (...args: number[]) => boolean
     _.overEvery([(number: number) => true]); // $ExpectType (...args: number[]) => boolean
@@ -6857,6 +6862,8 @@ fp.now(); // $ExpectType number
     fp.overEvery((number: number) => true); // $ExpectType (...args: number[]) => boolean
     fp.overEvery([(number: number) => true, (number: number) => true]); // $ExpectType (...args: number[]) => boolean
 
+    _.overSome(userDefinedTypeGuard1, userDefinedTypeGuard2); // $ExpectType (arg: object) => { a: 1; } | { b: 1; }
+
     _.overSome((number: number) => true); // $ExpectType (...args: number[]) => boolean
     _.overSome((number: number) => true, (number: number) => true); // $ExpectType (...args: number[]) => boolean
     _.overSome([(number: number) => true]); // $ExpectType (...args: number[]) => boolean
diff --git a/types/lodash/ts3.1/common/util.d.ts b/types/lodash/ts3.1/common/util.d.ts
index fd624339ce..68195cb7ea 100644
--- a/types/lodash/ts3.1/common/util.d.ts
+++ b/types/lodash/ts3.1/common/util.d.ts
@@ -752,6 +752,10 @@ declare module "../index" {
          * @param predicates The predicates to check.
          * @return Returns the new function.
          */
+        overEvery<T, Result1 extends T, Result2 extends T>(...predicates: [
+            (arg: T) => arg is Result1,
+            (arg: T) => arg is Result2
+        ]): (arg: T) => Result1 & Result2;
         overEvery<T>(...predicates: Array<Many<(...args: T[]) => boolean>>): (...args: T[]) => boolean;
     }
     interface Collection<T> {
@@ -787,6 +791,10 @@ declare module "../index" {
          * @param predicates The predicates to check.
          * @return Returns the new function.
          */
+        overSome<T, Result1 extends T, Result2 extends T>(...predicates: [
+            (arg: T) => arg is Result1,
+            (arg: T) => arg is Result2
+        ]): (arg: T) => Result1 | Result2;
         overSome<T>(...predicates: Array<Many<(...args: T[]) => boolean>>): (...args: T[]) => boolean;
     }
     interface Collection<T> {