diff --git a/compos/composd/aidl/Android.bp b/compos/composd/aidl/Android.bp
index 90c0de0..0352001 100644
--- a/compos/composd/aidl/Android.bp
+++ b/compos/composd/aidl/Android.bp
@@ -5,6 +5,7 @@
 aidl_interface {
     name: "android.system.composd",
     srcs: ["android/system/composd/*.aidl"],
+    imports: ["compos_aidl_interface"],
     // TODO: Make this stable when the APEX becomes updatable.
     unstable: true,
     backend: {
diff --git a/compos/composd/aidl/android/system/composd/IIsolatedCompilationService.aidl b/compos/composd/aidl/android/system/composd/IIsolatedCompilationService.aidl
index 9240bc6..5ff72fe 100644
--- a/compos/composd/aidl/android/system/composd/IIsolatedCompilationService.aidl
+++ b/compos/composd/aidl/android/system/composd/IIsolatedCompilationService.aidl
@@ -15,7 +15,19 @@
  */
 package android.system.composd;
 
+import com.android.compos.CompilationResult;
+import com.android.compos.FdAnnotation;
+
 interface IIsolatedCompilationService {
-    /// Run "odrefresh --force-compile" in CompOS
+    /** Run "odrefresh --force-compile" in CompOS. */
     void runForcedCompile();
+
+    /**
+     * Run dex2oat in the currently running instance of the CompOS VM. This is a simple proxy
+     * to ICompOsService#compile.
+     *
+     * This method can only be called from odrefresh. If there is no currently running instance
+     * an error is returned.
+     */
+    CompilationResult compile(in String[] args, in FdAnnotation fd_annotation);
 }