diff --git a/.changeset/chatty-seahorses-raise.md b/.changeset/chatty-seahorses-raise.md
new file mode 100644
index 00000000000..2beed31bf6c
--- /dev/null
+++ b/.changeset/chatty-seahorses-raise.md
@@ -0,0 +1,5 @@
+---
+'polaris.shopify.com': patch
+---
+
+Fixes an issue which caused the site search to re-open once dismissed.
diff --git a/polaris.shopify.com/src/components/GlobalSearch/GlobalSearch.tsx b/polaris.shopify.com/src/components/GlobalSearch/GlobalSearch.tsx
index da5aa18e566..ae4e685be0d 100644
--- a/polaris.shopify.com/src/components/GlobalSearch/GlobalSearch.tsx
+++ b/polaris.shopify.com/src/components/GlobalSearch/GlobalSearch.tsx
@@ -186,7 +186,7 @@ function GlobalSearch() {
                   aria-controls="search-results"
                   aria-expanded={searchResultsCount > 0}
                   aria-activedescendant={currentItemId}
-                  onKeyDown={handleKeyboardNavigation}
+                  onKeyUp={handleKeyboardNavigation}
                   autoComplete="off"
                   autoCorrect="off"
                   autoCapitalize="off"