diff --git a/backend/src/main/java/com/cruru/config/DataSourceConfig.java b/backend/src/main/java/com/cruru/config/DataSourceConfig.java
index 847e1d753..f1238ad6f 100644
--- a/backend/src/main/java/com/cruru/config/DataSourceConfig.java
+++ b/backend/src/main/java/com/cruru/config/DataSourceConfig.java
@@ -42,7 +42,7 @@ public DataSourceRouter routeDataSource() {
     }
 
     @Bean(name = WRITE_DATASOURCE)
-    @ConfigurationProperties(prefix = "spring.datasource.write")
+    @ConfigurationProperties(prefix = "spring.datasource.write.hikari")
     public DataSource writeDataSource() {
         return DataSourceBuilder.create()
                 .type(HikariDataSource.class)
@@ -50,7 +50,7 @@ public DataSource writeDataSource() {
     }
 
     @Bean(name = READ_DATASOURCE)
-    @ConfigurationProperties(prefix = "spring.datasource.read")
+    @ConfigurationProperties(prefix = "spring.datasource.read.hikari")
     public DataSource readDataSource() {
         return DataSourceBuilder.create()
                 .type(HikariDataSource.class)
diff --git a/backend/src/main/resources/application.yml b/backend/src/main/resources/application.yml
index f41091e0c..40bd3f887 100644
--- a/backend/src/main/resources/application.yml
+++ b/backend/src/main/resources/application.yml
@@ -12,9 +12,11 @@ spring:
       enabled: true
   datasource:
     read:
-      jdbc-url: jdbc:h2:mem:database;MODE=MySQL;
+      hikari:
+        jdbc-url: jdbc:h2:mem:database;MODE=MySQL;
     write:
-      jdbc-url: jdbc:h2:mem:database;MODE=MySQL;
+      hikari:
+        jdbc-url: jdbc:h2:mem:database;MODE=MySQL;
   flyway:
     enabled: false
   jpa:
@@ -81,15 +83,17 @@ spring:
       on-profile: dev
   datasource:
     read:
-      jdbc-url: ${DB_URL}
-      driver-class-name: com.mysql.cj.jdbc.Driver
-      username: ${DB_USER}
-      password: ${DB_PASSWORD}
+      hikari:
+        jdbc-url: ${DB_URL}
+        driver-class-name: com.mysql.cj.jdbc.Driver
+        username: ${DB_USER}
+        password: ${DB_PASSWORD}
     write:
-      jdbc-url: ${DB_URL}
-      driver-class-name: com.mysql.cj.jdbc.Driver
-      username: ${DB_USER}
-      password: ${DB_PASSWORD}
+      hikari:
+        jdbc-url: ${DB_URL}
+        driver-class-name: com.mysql.cj.jdbc.Driver
+        username: ${DB_USER}
+        password: ${DB_PASSWORD}
   flyway:
     enabled: true
     baseline-on-migrate: true
@@ -178,15 +182,19 @@ spring:
       on-profile: test
   datasource:
     read:
-      jdbc-url: ${DB_URL}
-      driver-class-name: com.mysql.cj.jdbc.Driver
-      username: ${DB_USER}
-      password: ${DB_PASSWORD}
+      hikari:
+        jdbc-url: ${DB_URL}
+        driver-class-name: com.mysql.cj.jdbc.Driver
+        username: ${DB_USER}
+        password: ${DB_PASSWORD}
+        maximum-pool-size: 10
     write:
-      jdbc-url: ${DB_URL}
-      driver-class-name: com.mysql.cj.jdbc.Driver
-      username: ${DB_USER}
-      password: ${DB_PASSWORD}
+      hikari:
+        jdbc-url: ${DB_URL}
+        driver-class-name: com.mysql.cj.jdbc.Driver
+        username: ${DB_USER}
+        password: ${DB_PASSWORD}
+        maximum-pool-size: 5
   flyway:
     enabled: true
     baseline-on-migrate: true
@@ -273,15 +281,19 @@ spring:
       on-profile: prod
   datasource:
     read:
-      jdbc-url: ${READ_DB_URL}
-      driver-class-name: com.mysql.cj.jdbc.Driver
-      username: ${DB_USER}
-      password: ${DB_PASSWORD}
+      hikari:
+        jdbc-url: ${READ_DB_URL}
+        driver-class-name: com.mysql.cj.jdbc.Driver
+        username: ${DB_USER}
+        password: ${DB_PASSWORD}
+        maximum-pool-size: 10
     write:
-      jdbc-url: ${WRITE_DB_URL}
-      driver-class-name: com.mysql.cj.jdbc.Driver
-      username: ${DB_USER}
-      password: ${DB_PASSWORD}
+      hikari:
+        jdbc-url: ${WRITE_DB_URL}
+        driver-class-name: com.mysql.cj.jdbc.Driver
+        username: ${DB_USER}
+        password: ${DB_PASSWORD}
+        maximum-pool-size: 5
   flyway:
     enabled: true
     baseline-on-migrate: true
diff --git a/backend/src/test/resources/application.yml b/backend/src/test/resources/application.yml
index 2201cc1d8..89148a14f 100644
--- a/backend/src/test/resources/application.yml
+++ b/backend/src/test/resources/application.yml
@@ -7,9 +7,11 @@ spring:
       enabled: true
   datasource:
     read:
-      jdbc-url: jdbc:h2:mem:database;MODE=MySQL;
+      hikari:
+        jdbc-url: jdbc:h2:mem:database;MODE=MySQL;
     write:
-      jdbc-url: jdbc:h2:mem:database;MODE=MySQL;
+      hikari:
+        jdbc-url: jdbc:h2:mem:database;MODE=MySQL;
   flyway:
     enabled: false
   jpa: