diff --git a/.github/workflows/java.yml b/.github/workflows/java.yml
index 7ebc1730..57f1042c 100644
--- a/.github/workflows/java.yml
+++ b/.github/workflows/java.yml
@@ -49,7 +49,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        jdk: [8, 9]
+        jdk: [8, 9, 11]
         optimizely_default_parser: [GSON_CONFIG_PARSER, JACKSON_CONFIG_PARSER, JSON_CONFIG_PARSER, JSON_SIMPLE_CONFIG_PARSER]
     steps:
       - name: checkout
diff --git a/gradle.properties b/gradle.properties
index ef1dd8bf..c85c810e 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -14,7 +14,7 @@ gsonVersion = 2.10.1
 guavaVersion = 22.0
 hamcrestVersion = 1.3
 # NOTE: jackson 2.14+ uses Java8 stream apis not supported in android
-jacksonVersion = 2.13.5
+jacksonVersion = 2.18.2
 jsonVersion = 20190722
 jsonSimpleVersion = 1.1.1
 logbackVersion = 1.2.3