diff --git a/types/react-image-crop/index.d.ts b/types/react-image-crop/index.d.ts
index e406a59e3f..389e96d65c 100644
--- a/types/react-image-crop/index.d.ts
+++ b/types/react-image-crop/index.d.ts
@@ -4,6 +4,7 @@
 //                 Elias Chaaya <https://github.com/chaaya>
 //                 Søren Englund <https://github.com/englund0110>
 //                 Jonathan Guo <https://github.com/JonathanGuo>
+//                 Lewis Monteith <https://github.com/lemonJS>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.8
 
@@ -49,6 +50,8 @@ declare namespace ReactCrop {
         locked?: boolean;
         renderComponent?: ReactNode;
         renderSelectionAddon?: (state: any) => ReactNode;
+        ruleOfThirds?: boolean;
+        circularCrop?: boolean;
     }
 
     function makeAspectCrop(crop: Crop, imageWidth: number, imageHeight: number): Crop;
diff --git a/types/react-image-crop/test/react-image-crop-global-tests.ts b/types/react-image-crop/test/react-image-crop-global-tests.ts
index 04fc5c537d..95eec6f7ba 100644
--- a/types/react-image-crop/test/react-image-crop-global-tests.ts
+++ b/types/react-image-crop/test/react-image-crop-global-tests.ts
@@ -121,6 +121,8 @@ class CompleteTest extends React.Component<{}, TestState> {
             onImageError: this.onImageError,
             className: 'my-cropper',
             locked: false,
+            ruleOfThirds: false,
+            circularCrop: false,
         });
     }
 }
diff --git a/types/react-image-crop/test/react-image-crop-module-tests.tsx b/types/react-image-crop/test/react-image-crop-module-tests.tsx
index a30de35fd3..b5a81680d1 100644
--- a/types/react-image-crop/test/react-image-crop-module-tests.tsx
+++ b/types/react-image-crop/test/react-image-crop-module-tests.tsx
@@ -144,6 +144,8 @@ class CompleteTest extends React.Component<{}, TestState> {
                 className="my-cropper"
                 locked={false}
                 renderComponent={<div></div>}
+                ruleOfThirds={false}
+                circularCrop={false}
             />
         );
     }