diff --git a/src/find-options/operator/Any.ts b/src/find-options/operator/Any.ts
index 4b39792c6b..3d66e20887 100644
--- a/src/find-options/operator/Any.ts
+++ b/src/find-options/operator/Any.ts
@@ -4,6 +4,6 @@ import {FindOperator} from "../FindOperator";
  * Find Options Operator.
  * Example: { someField: Any([...]) }
  */
-export function Any<T>(value: T[]|FindOperator<T>) {
+export function Any<T>(value: T[]|FindOperator<T>): FindOperator<T> {
     return new FindOperator("any", value as any);
-}
\ No newline at end of file
+}
diff --git a/src/find-options/operator/Between.ts b/src/find-options/operator/Between.ts
index 798b656019..cbb07b63b5 100644
--- a/src/find-options/operator/Between.ts
+++ b/src/find-options/operator/Between.ts
@@ -4,6 +4,6 @@ import {FindOperator} from "../FindOperator";
  * Find Options Operator.
  * Example: { someField: Between(x, y) }
  */
-export function Between<T>(from: T|FindOperator<T>, to: T|FindOperator<T>) {
+export function Between<T>(from: T|FindOperator<T>, to: T|FindOperator<T>): FindOperator<T> {
     return new FindOperator("between", [from, to] as any, true, true);
-}
\ No newline at end of file
+}
diff --git a/src/find-options/operator/In.ts b/src/find-options/operator/In.ts
index 97875e9a06..d907f43f14 100644
--- a/src/find-options/operator/In.ts
+++ b/src/find-options/operator/In.ts
@@ -4,6 +4,6 @@ import {FindOperator} from "../FindOperator";
  * Find Options Operator.
  * Example: { someField: In([...]) }
  */
-export function In<T>(value: T[]|FindOperator<T>) {
+export function In<T>(value: T[]|FindOperator<T>): FindOperator<T> {
     return new FindOperator("in", value as any, true, true);
-}
\ No newline at end of file
+}
diff --git a/src/find-options/operator/Raw.ts b/src/find-options/operator/Raw.ts
index 7c1f4c5d0c..aeba177478 100644
--- a/src/find-options/operator/Raw.ts
+++ b/src/find-options/operator/Raw.ts
@@ -4,6 +4,6 @@ import {FindOperator} from "../FindOperator";
  * Find Options Operator.
  * Example: { someField: Raw([...]) }
  */
-export function Raw<T>(value: string|((columnAlias: string) => string)) {
+export function Raw<T>(value: string|((columnAlias: string) => string)): FindOperator<any> {
     return new FindOperator("raw", value as any, false);
-}
\ No newline at end of file
+}