diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 053bd32e2..3a9100b61 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,10 +16,10 @@ jobs:
     - uses: actions/checkout@v2
       name: Clone repository
 
-    - name: Prepare Java 11
+    - name: Prepare Java 15
       uses: actions/setup-java@v1
       with:
-        java-version: 11
+        java-version: 15
         java-package: jdk+fx
 
     - name: Cache Gradle packages
@@ -32,8 +32,7 @@ jobs:
     - name: Build project
       run: |
         if ${{ !!github.head_ref }}; then echo "::warning:: Gradle $WARN_ON_PR"; fi
-        gradle wrapper
-        bash gradlew build
+        ./gradlew build
     
     - name: Upload articact
       uses: actions/upload-artifact@v2
diff --git a/app/build.gradle b/app/build.gradle
index 8b7fa5fe4..fc9c0b482 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -21,7 +21,7 @@ android {
         targetSdkVersion 29
         versionCode(getTimeStamp.call() as int)
         // versionName format: major.minor.accumulation.commit_id
-        versionName "0.8.17" + (getGitHeadRefsSuffix.call() as String)
+        versionName "0.8.18" + (getGitHeadRefsSuffix.call() as String)
         multiDexEnabled false
         ndk {
             abiFilters 'armeabi-v7a', 'arm64-v8a', 'x86', 'x86_64'