diff --git a/types/angular/index.d.ts b/types/angular/index.d.ts
index 4f8d55f9dc..3683c1aed6 100644
--- a/types/angular/index.d.ts
+++ b/types/angular/index.d.ts
@@ -1,6 +1,9 @@
 // Type definitions for Angular JS 1.6
 // Project: http://angularjs.org
-// Definitions by: Diego Vilar <http://github.com/diegovilar>, Georgii Dolzhykov <http://github.com/thorn0>, Caleb St-Denis <https://github.com/calebstdenis>
+// Definitions by: Diego Vilar <http://github.com/diegovilar>
+//                 Georgii Dolzhykov <http://github.com/thorn0>
+//                 Caleb St-Denis <https://github.com/calebstdenis>
+//                 Leonard Thieu <https://github.com/leonard-thieu>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.3
 
diff --git a/types/angular/jqlite.d.ts b/types/angular/jqlite.d.ts
index 36509143fa..ee7d6acf1c 100644
--- a/types/angular/jqlite.d.ts
+++ b/types/angular/jqlite.d.ts
@@ -169,7 +169,7 @@ interface JQuery {
      * @param properties An object of property-value pairs to set.
      * @see {@link https://api.jquery.com/css/#css-properties}
      */
-    css(properties: JQueryCssProperties): JQuery;
+    css(properties: JQLiteCssProperties): JQuery;
 
     /**
      * Store arbitrary data associated with the matched elements.
@@ -796,7 +796,10 @@ interface JQueryEventObject extends BaseJQueryEventObject, JQueryInputEventObjec
 /**
  * The interface used to specify the properties parameter in css()
  */
-type cssPropertySetter = (index: number, value?: string) => string | number;
-interface JQueryCssProperties {
+// tslint:disable-next-line:class-name
+interface cssPropertySetter {
+    (index: number, value?: string): string | number;
+}
+interface JQLiteCssProperties {
     [propertyName: string]: string | number | cssPropertySetter;
 }
diff --git a/types/jquery/v1/index.d.ts b/types/jquery/v1/index.d.ts
index a3c2d42979..ee66781019 100644
--- a/types/jquery/v1/index.d.ts
+++ b/types/jquery/v1/index.d.ts
@@ -702,7 +702,9 @@ interface JQueryCoordinates {
 /**
  * The interface used to specify the properties parameter in css()
  */
-type cssPropertySetter = (index: number, value?: string) => string | number;
+interface cssPropertySetter {
+    (index: number, value?: string): string | number;
+}
 interface JQueryCssProperties {
     [propertyName: string]: string | number | cssPropertySetter;
 }
diff --git a/types/jquery/v2/index.d.ts b/types/jquery/v2/index.d.ts
index b01e4ceda7..9d30f12c38 100644
--- a/types/jquery/v2/index.d.ts
+++ b/types/jquery/v2/index.d.ts
@@ -702,7 +702,9 @@ interface JQueryCoordinates {
 /**
  * The interface used to specify the properties parameter in css()
  */
-type cssPropertySetter = (index: number, value?: string) => string | number;
+interface cssPropertySetter {
+    (index: number, value?: string): string | number;
+}
 interface JQueryCssProperties {
     [propertyName: string]: string | number | cssPropertySetter;
 }