diff --git a/.github/workflows/pr-functional-tests.yml b/.github/workflows/pr-functional-tests.yml
index bbf82de..ec2fe62 100644
--- a/.github/workflows/pr-functional-tests.yml
+++ b/.github/workflows/pr-functional-tests.yml
@@ -17,7 +17,7 @@ jobs:
 
     strategy:
       matrix:
-        java: [ 11 ]
+        java: [ 17 ]
 
     steps:
       - uses: actions/checkout@v2
diff --git a/.github/workflows/pr-java-ci.yml b/.github/workflows/pr-java-ci.yml
index 99ffac0..50578bf 100644
--- a/.github/workflows/pr-java-ci.yml
+++ b/.github/workflows/pr-java-ci.yml
@@ -17,7 +17,7 @@ jobs:
 
     strategy:
       matrix:
-        java: [ 11 ]
+        java: [ 17 ]
 
     steps:
       - uses: actions/checkout@v2
diff --git a/Dockerfile b/Dockerfile
index ed2f22c..8e5bd53 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM openjdk:11-jre-slim
+FROM openjdk:17-jdk-alpine
 
 WORKDIR /app/prebid-cache
 
diff --git a/pom.xml b/pom.xml
index 0b70694..ce75c1d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -41,7 +41,7 @@
         <ci.repository.revision.number>manual</ci.repository.revision.number>
         <mvn.build.timestamp.format>yyyy-MM-dd HH:mm</mvn.build.timestamp.format>
 
-        <java.version>11</java.version>
+        <java.version>17</java.version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
         <maven-source-plugin.version>3.2.1</maven-source-plugin.version>