diff --git a/android_java/compile.py b/android_java/compile.py
index a3d8d45..466ce48 100644
--- a/android_java/compile.py
+++ b/android_java/compile.py
@@ -10,7 +10,7 @@ class CompilerStage(Stage):
         self.make_droid_dir()
 
     def create_ecj_command(self):
-        cmdline = ["ecj"]
+        cmdline = ["ecj", "-cp", "."]
         cmdline += ["-d", self.droid_dir]
         return cmdline