diff --git a/qqq-backend-core/pom.xml b/qqq-backend-core/pom.xml
index fc5a34b1..4bb8ca06 100644
--- a/qqq-backend-core/pom.xml
+++ b/qqq-backend-core/pom.xml
@@ -69,17 +69,17 @@
       <dependency>
          <groupId>com.fasterxml.jackson.core</groupId>
          <artifactId>jackson-databind</artifactId>
-         <version>2.15.2</version>
+         <version>2.14.0</version>
       </dependency>
       <dependency>
          <groupId>com.fasterxml.jackson.datatype</groupId>
          <artifactId>jackson-datatype-jsr310</artifactId>
-         <version>2.15.2</version>
+         <version>2.14.0</version>
       </dependency>
       <dependency>
          <groupId>com.fasterxml.jackson.dataformat</groupId>
          <artifactId>jackson-dataformat-yaml</artifactId>
-         <version>2.15.2</version>
+         <version>2.14.0</version>
       </dependency>
       <dependency>
          <groupId>org.json</groupId>