diff --git a/buildozer/target.py b/buildozer/target.py
index 75a378363..9918c4b30 100644
--- a/buildozer/target.py
+++ b/buildozer/target.py
@@ -15,7 +15,6 @@ class Target:
     def __init__(self, buildozer):
         self.buildozer = buildozer
         self.build_mode = 'debug'
-        self.artifact_format = 'apk'
         self.platform_update = False
         self.logger = Logger()
 
@@ -106,7 +105,6 @@ def cmd_update(self, *args):
     def cmd_debug(self, *args):
         self.buildozer.prepare_for_build()
         self.build_mode = 'debug'
-        self.artifact_format = self.buildozer.config.getdefault('app', 'android.debug_artifact', 'apk')
         self.buildozer.build()
 
     def cmd_release(self, *args):
@@ -143,7 +141,6 @@ def cmd_release(self, *args):
                 exit(1)
 
         self.build_mode = 'release'
-        self.artifact_format = self.buildozer.config.getdefault('app', 'android.release_artifact', 'aab')
         self.buildozer.build()
 
     def cmd_deploy(self, *args):
diff --git a/buildozer/targets/android.py b/buildozer/targets/android.py
index 932bb2fbb..f87c616ac 100644
--- a/buildozer/targets/android.py
+++ b/buildozer/targets/android.py
@@ -72,6 +72,9 @@ class TargetAndroid(Target):
 
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
+
+        self.artifact_format = 'apk'
+
         if self.buildozer.config.has_option(
             "app", "android.arch"
         ) and not self.buildozer.config.has_option("app", "android.archs"):
@@ -989,6 +992,14 @@ def check_p4a_sign_env(self, error=False):
                 check = False
         return check
 
+    def cmd_debug(self, *args):
+        self.artifact_format = self.buildozer.config.getdefault('app', 'android.debug_artifact', 'apk')
+        super().cmd_debug(*args)
+
+    def cmd_release(self, *args):
+        self.artifact_format = self.buildozer.config.getdefault('app', 'android.release_artifact', 'aab')
+        super().cmd_release(*args)
+
     def cmd_run(self, *args):
         entrypoint = self.buildozer.config.getdefault(
             'app', 'android.entrypoint')
diff --git a/buildozer/targets/osx.py b/buildozer/targets/osx.py
index 6ceca122c..55a52ca7b 100644
--- a/buildozer/targets/osx.py
+++ b/buildozer/targets/osx.py
@@ -79,17 +79,6 @@ def check_requirements(self):
         self.ensure_sdk()
         self.ensure_kivyapp()
 
-    def check_configuration_tokens(self, errors=None):
-        if errors:
-            self.logger.info('Check target configuration tokens')
-            self.logger.error(
-                '{0} error(s) found in the buildozer.spec'.format(
-                    len(errors)))
-            for error in errors:
-                print(error)
-            sys.exit(1)
-        # check
-
     def build_package(self):
         self.logger.info('Building package')
 
@@ -147,9 +136,6 @@ def build_package(self):
             binpath)
         self.logger.info('All Done!')
 
-    def compile_platform(self):
-        pass
-
     def install_platform(self):
         # ultimate configuration check.
         # some of our configuration cannot be checked without platform.
@@ -159,16 +145,6 @@ def install_platform(self):
             'PACKAGES_PATH': self.buildozer.global_packages_dir,
         })
 
-    def get_custom_commands(self):
-        result = []
-        for x in dir(self):
-            if not x.startswith('cmd_'):
-                continue
-            if x[4:] in self.buildozer.standard_cmds:
-                continue
-            result.append((x[4:], getattr(self, x).__doc__))
-        return result
-
     def get_available_packages(self):
         return ['kivy', 'python3']
 
@@ -212,36 +188,6 @@ def run_commands(self, args):
 
             func(args)
 
-    def check_build_prepared(self):
-        self._build_prepared = False
-
-    def cmd_clean(self, *args):
-        self.buildozer.clean_platform()
-
-    def cmd_update(self, *args):
-        self.platform_update = True
-        self.buildozer.prepare_for_build()
-
-    def cmd_debug(self, *args):
-        self.buildozer.prepare_for_build()
-        self.build_mode = 'debug'
-        self.check_build_prepared()
-        self.buildozer.build()
-
-    def cmd_release(self, *args):
-        self.buildozer.prepare_for_build()
-        self.build_mode = 'release'
-        self.buildozer.build()
-
-    def cmd_deploy(self, *args):
-        self.buildozer.prepare_for_build()
-
-    def cmd_run(self, *args):
-        self.buildozer.prepare_for_build()
-
-    def cmd_serve(self, *args):
-        self.buildozer.cmd_serve()
-
 
 def get_target(buildozer):
     return TargetOSX(buildozer)