diff --git a/protocol/build.gradle.kts b/protocol/build.gradle.kts
index 0eb6f4e17..62a66bbbd 100644
--- a/protocol/build.gradle.kts
+++ b/protocol/build.gradle.kts
@@ -32,7 +32,7 @@ kotlin {
                 implementation("io.vertx:vertx-core:$vertxVersion")
                 implementation("io.vertx:vertx-codegen:$vertxVersion")
                 implementation("io.vertx:vertx-service-proxy:$vertxVersion")
-                implementation("com.fasterxml.jackson.datatype:jackson-datatype-jsr310:2.12.1")
+                implementation("com.fasterxml.jackson.datatype:jackson-datatype-jsr310:2.12.2")
                 implementation("com.fasterxml.jackson.datatype:jackson-datatype-jdk8:2.12.2")
                 implementation("com.fasterxml.jackson.datatype:jackson-datatype-guava:2.12.1")
                 implementation("com.fasterxml.jackson.module:jackson-module-kotlin:2.12.1")
@@ -46,9 +46,9 @@ kotlin {
                 implementation("junit:junit:4.13.2")
                 implementation(project(":protocol"))
                 //todo: shouldn't be 2.10.3
-                implementation("com.fasterxml.jackson.core:jackson-core:2.10.3")
+                implementation("com.fasterxml.jackson.core:jackson-core:2.12.2")
                 implementation("com.fasterxml.jackson.core:jackson-databind:2.10.3")
-                implementation("com.fasterxml.jackson.datatype:jackson-datatype-jsr310:2.10.3")
+                implementation("com.fasterxml.jackson.datatype:jackson-datatype-jsr310:2.12.2")
                 implementation("com.fasterxml.jackson.datatype:jackson-datatype-jdk8:2.12.2")
                 implementation("com.fasterxml.jackson.datatype:jackson-datatype-guava:2.10.3")
                 implementation("com.fasterxml.jackson.module:jackson-module-kotlin:2.10.3")