diff --git a/modules/python/test/test_misc.py b/modules/python/test/test_misc.py
index bcd3152699..08ab04d53d 100644
--- a/modules/python/test/test_misc.py
+++ b/modules/python/test/test_misc.py
@@ -451,7 +451,7 @@ class Arguments(NewOpenCVTests):
         try_to_convert = partial(self._try_to_convert, cv.utils.dumpFloat)
         min_float, max_float = get_limits(ctypes.c_float)
         for convertible in (2, -13, 1.24, np.float32(32.45), float(32), np.double(12.23),
-                            np.float32(-12.3), np.float64(3.22), np.float_(-1.5), min_float,
+                            np.float32(-12.3), np.float64(3.22), min_float,
                             max_float, np.inf, -np.inf, float('Inf'), -float('Inf'),
                             np.double(np.inf), np.double(-np.inf), np.double(float('Inf')),
                             np.double(-float('Inf'))):
@@ -495,7 +495,7 @@ class Arguments(NewOpenCVTests):
         min_float, max_float = get_limits(ctypes.c_float)
         min_double, max_double = get_limits(ctypes.c_double)
         for convertible in (2, -13, 1.24, np.float32(32.45), float(2), np.double(12.23),
-                            np.float32(-12.3), np.float64(3.22), np.float_(-1.5), min_float,
+                            np.float32(-12.3), np.float64(3.22), min_float,
                             max_float, min_double, max_double, np.inf, -np.inf, float('Inf'),
                             -float('Inf'), np.double(np.inf), np.double(-np.inf),
                             np.double(float('Inf')), np.double(-float('Inf'))):