diff --git a/CHANGELOG.md b/CHANGELOG.md
index 96cb86568a..78f634f0c8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@
 ### Fixes
 
 ### Chore
+- [#4355](https://github.com/blockscout/blockscout/pull/4355) - Do not redirect to 404 page with empty string in the search field
 
 
 ## 3.7.1-beta
diff --git a/apps/block_scout_web/lib/block_scout_web/controllers/chain_controller.ex b/apps/block_scout_web/lib/block_scout_web/controllers/chain_controller.ex
index 338c9096e0..ea17c13bcc 100644
--- a/apps/block_scout_web/lib/block_scout_web/controllers/chain_controller.ex
+++ b/apps/block_scout_web/lib/block_scout_web/controllers/chain_controller.ex
@@ -78,6 +78,10 @@ defmodule BlockScoutWeb.ChainController do
     %{earliest: x_days_back, latest: latest}
   end
 
+  def search(conn, %{"q" => ""}) do
+    show(conn, [])
+  end
+
   def search(conn, %{"q" => query}) do
     query
     |> String.trim()