diff --git a/backend/src/main/resources/application-dev.yml b/backend/src/main/resources/application-dev.yml
index a29877222..45f5af7f8 100644
--- a/backend/src/main/resources/application-dev.yml
+++ b/backend/src/main/resources/application-dev.yml
@@ -16,6 +16,10 @@ spring:
 image:
   path: { DEV_IMAGE_PATH }
 
+kakao:
+  rest-api-key: { DEV_REST_API_KEY }
+  redirect-uri: { DEV_REDIRECT_URI }
+
 management:
   endpoints:
     enabled-by-default: false
diff --git a/backend/src/main/resources/application-local.yml b/backend/src/main/resources/application-local.yml
index f5942cf3a..e01027661 100644
--- a/backend/src/main/resources/application-local.yml
+++ b/backend/src/main/resources/application-local.yml
@@ -19,3 +19,7 @@ logging:
 
 image:
   path:
+
+kakao:
+  rest-api-key: { LOCAL_REST_API_KEY }
+  redirect-uri: { LOCAL_REDIRECT_URI }
diff --git a/backend/src/main/resources/application-prod.yml b/backend/src/main/resources/application-prod.yml
index 218f1fa3b..e12cedb2e 100644
--- a/backend/src/main/resources/application-prod.yml
+++ b/backend/src/main/resources/application-prod.yml
@@ -15,6 +15,10 @@ spring:
 image:
   path: { PROD_IMAGE_PATH }
 
+kakao:
+  rest-api-key: { PROD_REST_API_KEY }
+  redirect-uri: { PROD_REDIRECT_URI }
+
 management:
   endpoints:
     enabled-by-default: false
diff --git a/backend/src/main/resources/application.yml b/backend/src/main/resources/application.yml
index b94299772..067b85934 100644
--- a/backend/src/main/resources/application.yml
+++ b/backend/src/main/resources/application.yml
@@ -11,10 +11,6 @@ springdoc:
     enabled: true
     tags-sorter: alpha
 
-kakao:
-  rest-api-key: { REST_API_KEY }
-  redirect-uri: { REDIRECT_URI }
-
 logging:
   file:
     path: { LOG_DIR }