diff --git a/CHANGES b/CHANGES
index 20d7d8f51f..107e21a963 100644
--- a/CHANGES
+++ b/CHANGES
@@ -64,6 +64,7 @@
     * Make `ClusterCommandsProtocol` an actual Protocol
     * Add `sum` to DUPLICATE_POLICY documentation of `TS.CREATE`, `TS.ADD` and `TS.ALTER`
     * Prevent async ClusterPipeline instances from becoming "false-y" in case of empty command stack (#3061)
+    * Close Unix sockets if the connection attempt fails. This prevents `ResourceWarning`s. (#3314)
 
 * 4.1.3 (Feb 8, 2022)
   * Fix flushdb and flushall (#1926)
diff --git a/redis/connection.py b/redis/connection.py
index 19263376d2..457e2b1896 100644
--- a/redis/connection.py
+++ b/redis/connection.py
@@ -920,7 +920,12 @@ def _connect(self):
         "Create a Unix domain socket connection"
         sock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
         sock.settimeout(self.socket_connect_timeout)
-        sock.connect(self.path)
+        try:
+            sock.connect(self.path)
+        except OSError:
+            # Prevent ResourceWarnings for unclosed sockets.
+            sock.close()
+            raise
         sock.settimeout(self.socket_timeout)
         return sock