diff --git a/build.gradle b/build.gradle
index e053aa04..abb1baae 100644
--- a/build.gradle
+++ b/build.gradle
@@ -81,7 +81,7 @@ dependencies {
     compile 'com.zaxxer:HikariCP:4.0.3'
     compile 'com.sun.mail:jakarta.mail:2.0.0'
     compile 'com.sparkjava:spark-core:2.9.3'
-    compile 'com.fasterxml.jackson.core:jackson-core:2.12.1'
+    compile 'com.fasterxml.jackson.core:jackson-core:2.12.3'
     compile 'com.fasterxml.jackson.core:jackson-databind:2.12.1'
     compile 'com.fasterxml.jackson.core:jackson-annotations:2.12.1'
     compile 'com.jcraft:jsch:0.1.55'