diff --git a/.drone.yml b/.drone.yml
index 1bccf75..a5b7ed1 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -4,7 +4,7 @@ name: java8
 
 steps:
   - name: test
-    image: maven:3-jdk-8-alpine
+    image: maven:3-openjdk-8
     commands:
       - mvn clean test
 
@@ -15,17 +15,17 @@ name: java11
 
 steps:
   - name: test
-    image: maven:3-jdk-11
+    image: maven:3-openjdk-11
     commands:
       - mvn clean test
 
 ---
 kind: pipeline
 type: docker
-name: java13
+name: java15
 
 steps:
   - name: test
-    image: maven:3-jdk-14
+    image: maven:3-openjdk-15
     commands:
       - mvn clean test
diff --git a/.travis.yml b/.travis.yml
index 113a8df..942425a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,7 +2,7 @@ language: java
 jdk:
   - openjdk8
   - openjdk11
-  - openjdk14
+  - openjdk15
 install: true
 addons:
   sonarcloud: