diff --git a/src/main/resources/application-dev.yml b/src/main/resources/application-dev.yml
index 52c2301..5f902e2 100644
--- a/src/main/resources/application-dev.yml
+++ b/src/main/resources/application-dev.yml
@@ -16,7 +16,7 @@ spring:
         time-between-eviction-runs-millis: 60000
         min-evictable-idle-time-millis: 300000
         test-while-idle: true
-        test-on-return: false
+        test-on-return: true
         pool-prepared-statements: false
         max-pool-prepared-statement-per-connection-size: 20
     secondary:
@@ -35,7 +35,7 @@ spring:
         time-between-eviction-runs-millis: 60000
         min-evictable-idle-time-millis: 300000
         test-while-idle: true
-        test-on-return: false
+        test-on-return: true
         pool-prepared-statements: false
         max-pool-prepared-statement-per-connection-size: 20
 sysApi: