diff --git a/types/react-simple-maps/index.d.ts b/types/react-simple-maps/index.d.ts
index 92f7091396..6a6c127872 100644
--- a/types/react-simple-maps/index.d.ts
+++ b/types/react-simple-maps/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/zcreativelabs/react-simple-maps#readme
 // Definitions by: Novikov Mihail <https://github.com/thepocp>
 //                 Andrej Mihajlov <https://github.com/pronebird>
+//                 Kouame Komenan  <https://github.com/komenank>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.8
 
@@ -13,10 +14,9 @@ export type Point = [number, number];
 
 export interface ProjectionConfig {
     scale?: number;
-    xOffset?: number;
-    yOffset?: number;
+    center?: [number, number];
+    parallels?: [number, number];
     rotate?: [number, number, number];
-    precision?: number;
 }
 export type ProjectionFunction = (width: number, height: number, config: ProjectionConfig) => GeoProjection;