diff --git a/platform/android/java/app/build.gradle b/platform/android/java/app/build.gradle
index 17f9aba3b2c..9561607f42c 100644
--- a/platform/android/java/app/build.gradle
+++ b/platform/android/java/app/build.gradle
@@ -249,9 +249,9 @@ android {
 
     sourceSets {
         main.res.srcDirs += ['res']
-        debug.jniLibs.srcDirs += ['libs/debug', 'libs/debug/vulkan_validation_layers']
-        dev.jniLibs.srcDirs += ['libs/dev']
-        release.jniLibs.srcDirs += ['libs/release']
+        debug.jniLibs.srcDirs = ['libs/debug', 'libs/debug/vulkan_validation_layers']
+        dev.jniLibs.srcDirs = ['libs/dev']
+        release.jniLibs.srcDirs = ['libs/release']
     }
 
     applicationVariants.all { variant ->
diff --git a/platform/android/java/lib/build.gradle b/platform/android/java/lib/build.gradle
index 950cfccaece..85b6362c1f3 100644
--- a/platform/android/java/lib/build.gradle
+++ b/platform/android/java/lib/build.gradle
@@ -77,14 +77,14 @@ android {
     }
 
     sourceSets {
-        debug.jniLibs.srcDirs += ['libs/debug']
-        dev.jniLibs.srcDirs += ['libs/dev']
-        release.jniLibs.srcDirs += ['libs/release']
+        debug.jniLibs.srcDirs = ['libs/debug']
+        dev.jniLibs.srcDirs = ['libs/dev']
+        release.jniLibs.srcDirs = ['libs/release']
 
         // Editor jni library
-        editorRelease.jniLibs.srcDirs += ['libs/tools/release']
-        editorDebug.jniLibs.srcDirs += ['libs/tools/debug']
-        editorDev.jniLibs.srcDirs += ['libs/tools/dev']
+        editorRelease.jniLibs.srcDirs = ['libs/tools/release']
+        editorDebug.jniLibs.srcDirs = ['libs/tools/debug']
+        editorDev.jniLibs.srcDirs = ['libs/tools/dev']
     }
 
     libraryVariants.all { variant ->