diff --git a/web/components/contract-search.tsx b/web/components/contract-search.tsx
index 349e2ceb..a0d01c1b 100644
--- a/web/components/contract-search.tsx
+++ b/web/components/contract-search.tsx
@@ -100,7 +100,7 @@ export function ContractSearch(props: {
   const requestId = useRef(0)
 
   const performQuery = async (freshQuery?: boolean) => {
-    if (searchParameters.current == null) {
+    if (searchParameters.current === undefined) {
       return
     }
     const params = searchParameters.current