diff --git a/src/main/resources/application-local.yaml b/src/main/resources/application-local.yaml
index 159f684..b9d418b 100644
--- a/src/main/resources/application-local.yaml
+++ b/src/main/resources/application-local.yaml
@@ -2,7 +2,7 @@ spring:
   application:
     name: api
   datasource:
-    url: jdbc:log4jdbc:mariadb://121.160.234.222:3000/ALISTLMS?useUnicode=true&characterEncoding=utf8&serverTimezone=Asia/Seoul&connectionCollation=utf8mb4_unicode_ci
+    url: jdbc:log4jdbc:mariadb://121.160.234.222:3000/ALISTLMS?useUnicode=true&characterEncoding=utf8&serverTimezone=Asia/Seoul&connectionCollation=utf8mb4_uca1400_ai_ci
     username: alist_dev
     password: 1qaz2wsx!@
     driver-class-name: net.sf.log4jdbc.sql.jdbcapi.DriverSpy
diff --git a/src/main/resources/application-pjt.yaml b/src/main/resources/application-pjt.yaml
index 33ef9c3..43e9bca 100644
--- a/src/main/resources/application-pjt.yaml
+++ b/src/main/resources/application-pjt.yaml
@@ -4,7 +4,7 @@ spring:
   main:
     banner-mode: log
   datasource:
-    url: jdbc:log4jdbc:mariadb://${DB_HOST}:${DB_PORT}/${DB_NAME}?useUnicode=true&characterEncoding=utf8&serverTimezone=Asia/Seoul&connectionCollation=utf8mb4_unicode_ci
+    url: jdbc:log4jdbc:mariadb://${DB_HOST}:${DB_PORT}/${DB_NAME}?useUnicode=true&characterEncoding=utf8&serverTimezone=Asia/Seoul&connectionCollation=utf8mb4_uca1400_ai_ci
     username: ${DB_USERNAME}
     password: ${DB_PASSWORD}
     driver-class-name: net.sf.log4jdbc.sql.jdbcapi.DriverSpy