diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index c1e94bd31c0f29f66f52c86c195ee6964751bcdc..eeebd2f62665787f3548bb50fbdfda111d4a7033 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,4 +1,4 @@
-image: "k8r.eu/justjanne/android-sdk:be7526df"
+image: "k8r.eu/justjanne/android-sdk:dfb791e9"
 
 cache:
   key: "$CI_PROJECT_NAME"
diff --git a/gradle/convention/build.gradle.kts b/gradle/convention/build.gradle.kts
index 8b4b2698550aefabcc9aa7311a563121ac13aa29..f6940cf74d0b32d679a736741b04e9efcaba91fa 100644
--- a/gradle/convention/build.gradle.kts
+++ b/gradle/convention/build.gradle.kts
@@ -37,6 +37,6 @@ gradlePlugin {
 
 configure<JavaPluginExtension> {
   toolchain {
-    languageVersion.set(JavaLanguageVersion.of(11))
+    languageVersion.set(JavaLanguageVersion.of(17))
   }
 }
diff --git a/gradle/convention/src/main/kotlin/KotlinAndroidConvention.kt b/gradle/convention/src/main/kotlin/KotlinAndroidConvention.kt
index bb1e14e75a9cf2fab23ae9852de3a43efde5c7bb..97df14e91e8adbca5cc3fceddb439781648317db 100644
--- a/gradle/convention/src/main/kotlin/KotlinAndroidConvention.kt
+++ b/gradle/convention/src/main/kotlin/KotlinAndroidConvention.kt
@@ -44,7 +44,7 @@ class KotlinAndroidConvention : Plugin<Project> {
         targetCompatibility = JavaVersion.VERSION_11
 
         toolchain {
-          languageVersion.set(JavaLanguageVersion.of(11))
+          languageVersion.set(JavaLanguageVersion.of(17))
         }
       }
     }
diff --git a/gradle/convention/src/main/kotlin/KotlinConvention.kt b/gradle/convention/src/main/kotlin/KotlinConvention.kt
index 291284f46cf2744b7e2de69eb2fe4653f8997e31..45cd6a0cd92e43a7b089a7cffc681bd441abd478 100644
--- a/gradle/convention/src/main/kotlin/KotlinConvention.kt
+++ b/gradle/convention/src/main/kotlin/KotlinConvention.kt
@@ -47,7 +47,7 @@ class KotlinConvention : Plugin<Project> {
         targetCompatibility = JavaVersion.VERSION_11
 
         toolchain {
-          languageVersion.set(JavaLanguageVersion.of(11))
+          languageVersion.set(JavaLanguageVersion.of(17))
         }
       }
     }