diff --git a/tools/aconfig/aconfig_storage_file/Android.bp b/tools/aconfig/aconfig_storage_file/Android.bp
index 3859194..70171ed 100644
--- a/tools/aconfig/aconfig_storage_file/Android.bp
+++ b/tools/aconfig/aconfig_storage_file/Android.bp
@@ -145,4 +145,10 @@
         "srcs/**/*.java",
     ],
     sdk_version: "core_current",
+    min_sdk_version: "29",
+    host_supported: true,
+    apex_available: [
+        "//apex_available:platform",
+        "//apex_available:anyapex",
+    ],
 }
\ No newline at end of file
diff --git a/tools/aconfig/aconfig_storage_read_api/Android.bp b/tools/aconfig/aconfig_storage_read_api/Android.bp
index c2f4c18..b4bb06f 100644
--- a/tools/aconfig/aconfig_storage_read_api/Android.bp
+++ b/tools/aconfig/aconfig_storage_read_api/Android.bp
@@ -175,4 +175,10 @@
         "aconfig_storage_file_java",
     ],
     sdk_version: "core_current",
+    host_supported: true,
+    min_sdk_version: "29",
+    apex_available: [
+        "//apex_available:platform",
+        "//apex_available:anyapex",
+    ],
 }
diff --git a/tools/aconfig/fake_device_config/src/android/provider/Log.java b/tools/aconfig/fake_device_config/src/android/provider/Log.java
new file mode 100644
index 0000000..3e7fd0f
--- /dev/null
+++ b/tools/aconfig/fake_device_config/src/android/provider/Log.java
@@ -0,0 +1,15 @@
+package android.util;
+
+public final class Log {
+    public static int i(String tag, String msg) {
+        return 0;
+    }
+
+    public static int e(String tag, String msg) {
+        return 0;
+    }
+
+    public static int e(String tag, String msg, Throwable tr) {
+        return 0;
+    }
+}