diff --git a/src/components/common/ExpandableCard.js b/src/components/common/ExpandableCard.js
index fad6092..61838b4 100644
--- a/src/components/common/ExpandableCard.js
+++ b/src/components/common/ExpandableCard.js
@@ -70,7 +70,7 @@ const ExpandableCard = ({
 
 ExpandableCard.propTypes = {
   Icon: PropTypes.node.isRequired,
-  iconVariant: PropTypes.oneOf("circle", "circular", "rounded", "square"),
+  iconVariant: PropTypes.oneOf(["circle", "circular", "rounded", "square"]),
   title: PropTypes.string.isRequired,
   subtitle: PropTypes.string,
   smallHeader: PropTypes.bool,