diff --git a/android/service/all.py b/android/service/all.py
index b552b38823..0993b89acf 100755
--- a/android/service/all.py
+++ b/android/service/all.py
@@ -8,7 +8,7 @@ LOCAL_LOG_PATH = os.path.join(os.getcwd(), "logs")
 
 if (__name__ ==  "__main__"):
     if (not os.path.exists(LOCAL_LOG_PATH)):
-    os.makedirs(LOCAL_LOG_PATH)
+        os.makedirs(LOCAL_LOG_PATH)
 
     print("Building native part of OpenCV Manager...")
     HomeDir = os.getcwd()
@@ -19,25 +19,25 @@ if (__name__ ==  "__main__"):
     #print(BuildCommand)
     res = os.system(BuildCommand)
     if (0 == res):
-    print("Build\t[OK]")
+        print("Build\t[OK]")
     else:
-    print("Build\t[FAILED]")
+        print("Build\t[FAILED]")
     sys.exit(-1)
 
     os.chdir(HomeDir)
     ConfFile = open("device.conf", "rt")
 
     for s in ConfFile.readlines():
-    keys = s.split(";")
-    if (len(keys) < 2):
-        print("Error: invalid config line: \"%s\"" % s)
-        continue
-    Arch = keys[0]
-    Name = keys[1]
-    print("testing \"%s\" arch" % Arch)
-    print("Pushing to device \"%s\"" % Name)
-    PushCommand = "%s \"%s\" \"%s\" 2>&1" % (os.path.join(HomeDir, "push_native.py"), Arch, Name)
-    os.system(PushCommand)
-    print("Testing on device \"%s\"" % Name)
-    TestCommand = "%s \"%s\" \"%s\" 2>&1" % (os.path.join(HomeDir, "test_native.py"), Arch, Name)
-    os.system(TestCommand)
\ No newline at end of file
+        keys = s.split(";")
+        if (len(keys) < 2):
+           print("Error: invalid config line: \"%s\"" % s)
+           continue
+        Arch = keys[0]
+        Name = keys[1]
+        print("testing \"%s\" arch" % Arch)
+        print("Pushing to device \"%s\"" % Name)
+        PushCommand = "%s \"%s\" \"%s\" 2>&1" % (os.path.join(HomeDir, "push_native.py"), Arch, Name)
+        os.system(PushCommand)
+        print("Testing on device \"%s\"" % Name)
+        TestCommand = "%s \"%s\" \"%s\" 2>&1" % (os.path.join(HomeDir, "test_native.py"), Arch, Name)
+        os.system(TestCommand)
\ No newline at end of file
diff --git a/android/service/push_native.py b/android/service/push_native.py
index f637bd681c..408fefc285 100755
--- a/android/service/push_native.py
+++ b/android/service/push_native.py
@@ -10,8 +10,8 @@ DEVICE_ARCH = "armeabi"
 
 if (__name__ ==  "__main__"):
     if (len(sys.argv) >= 3):
-    DEVICE_ARCH = sys.argv[1]
-    DEVICE_NAME = sys.argv[2]
+        DEVICE_ARCH = sys.argv[1]
+        DEVICE_NAME = sys.argv[2]
 
     if (DEVICE_NAME != ""):
         DEVICE_STR = "-s \"" + DEVICE_NAME + "\""
diff --git a/android/service/test_native.py b/android/service/test_native.py
index a62d2071a1..9a39032b18 100755
--- a/android/service/test_native.py
+++ b/android/service/test_native.py
@@ -18,14 +18,14 @@ def RunTestApp(AppName):
 
 if (__name__ ==  "__main__"):
     if (3 == len(sys.argv)):
-    DEVICE_ARCH = sys.argv[1]
-    DEVICE_NAME = sys.argv[2]
+        DEVICE_ARCH = sys.argv[1]
+        DEVICE_NAME = sys.argv[2]
 
     if (DEVICE_NAME != ""):
         DEVICE_STR = "-s \"" + DEVICE_NAME + "\""
 
     if (not os.path.exists(LOCAL_LOG_PATH)):
-    os.makedirs(LOCAL_LOG_PATH)
+        os.makedirs(LOCAL_LOG_PATH)
 
     print("Waiting for device \"%s\" with arch \"%s\" ..." % (DEVICE_NAME, DEVICE_ARCH))
     os.system("adb %s wait-for-device" % DEVICE_STR)