1 files changed, 2 insertions, 1 deletions
diff --git a/packages/instant/src/style/util.ts b/packages/instant/src/style/util.ts
index 7cf13133f..c9df0f834 100644
--- a/packages/instant/src/style/util.ts
+++ b/packages/instant/src/style/util.ts
@@ -1,6 +1,7 @@
+import { ObjectMap } from '@0xproject/types';
 import * as _ from 'lodash';
 
-export const cssRuleIfExists = (props: any, rule: string): string => {
+export const cssRuleIfExists = (props: ObjectMap<any>, rule: string): string => {
     const camelCaseRule = _.camelCase(rule);
     const ruleValueIfExists = props[camelCaseRule];
     if (!_.isUndefined(ruleValueIfExists)) {