diff --git a/backend/src/main/java/site/coduo/pairroom/controller/PairRoomController.java b/backend/src/main/java/site/coduo/pairroom/controller/PairRoomController.java
index 10f9b46fb..54cc5a44b 100644
--- a/backend/src/main/java/site/coduo/pairroom/controller/PairRoomController.java
+++ b/backend/src/main/java/site/coduo/pairroom/controller/PairRoomController.java
@@ -24,7 +24,7 @@
 
 @RequiredArgsConstructor
 @RestController
-@CrossOrigin(origins = "http://localhost:3000")
+@CrossOrigin(origins = {"http://localhost:3000", "http://3.35.178.58"})
 public class PairRoomController implements PairRoomDocs {
 
     private final PairRoomService service;
diff --git a/backend/src/main/java/site/coduo/referencelink/controller/ReferenceLinkController.java b/backend/src/main/java/site/coduo/referencelink/controller/ReferenceLinkController.java
index 5341a3703..5876d77d9 100644
--- a/backend/src/main/java/site/coduo/referencelink/controller/ReferenceLinkController.java
+++ b/backend/src/main/java/site/coduo/referencelink/controller/ReferenceLinkController.java
@@ -6,6 +6,7 @@
 import jakarta.validation.Valid;
 
 import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.CrossOrigin;
 import org.springframework.web.bind.annotation.DeleteMapping;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PatchMapping;
@@ -23,6 +24,7 @@
 
 @RequiredArgsConstructor
 @RestController
+@CrossOrigin(origins = {"http://localhost:3000", "http://3.35.178.58"})
 public class ReferenceLinkController implements ReferenceLinkDocs {
 
     private final ReferenceLinkService referenceLinkService;