diff --git a/requirements-minimal.txt b/requirements-minimal.txt
index 4f3b639..53fa50c 100644
--- a/requirements-minimal.txt
+++ b/requirements-minimal.txt
@@ -1,2 +1,2 @@
-numpy>=1.8.0
-pytest>=2.5.0
\ No newline at end of file
+numpy>=1.24.0
+pytest>=2.5.0
diff --git a/requirements.txt b/requirements.txt
index e54f4a6..1c3f0d2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 pytest>=2.5.0
-numpy>=1.8.0
+numpy>=1.24.0
 pandas>=0.14.0
 cython>=0.20
 twisted>=13.2.0
-mock>=1.0.1
\ No newline at end of file
+mock>=1.0.1
diff --git a/tests/pandas_test.py b/tests/pandas_test.py
index baacd92..fd7536c 100644
--- a/tests/pandas_test.py
+++ b/tests/pandas_test.py
@@ -52,7 +52,7 @@
 
                      (b'(0b;1b;0b)',                                  {'data': pandas.Series(numpy.array([False, True, False], dtype = bool)),
                                                                       'meta': MetaData(qtype = QBOOL_LIST) }),
-                     (b'(0x01;0x02;0xff)',                            {'data': pandas.Series(numpy.array([1, 2, 0xff], dtype = numpy.int8)),
+                     (b'(0x01;0x02;0xff)',                            {'data': pandas.Series(numpy.array([1, 2, 0xff]).astype(numpy.int8)),
                                                                       'meta': MetaData(qtype = QBYTE_LIST) }),
                      (b'(1h;2h;3h)',                                  {'data': pandas.Series(numpy.array([1, 2, 3], dtype = numpy.int16)),
                                                                       'meta': MetaData(qtype = QSHORT_LIST) }),
diff --git a/tests/qreader_test.py b/tests/qreader_test.py
index bf1027e..20561fc 100644
--- a/tests/qreader_test.py
+++ b/tests/qreader_test.py
@@ -196,7 +196,7 @@ def test_reading_one(query, value):
     test_reading_one(b'0Ng',                                           qnull(QGUID))
     test_reading_one(b'()',                                            []),
     test_reading_one(b'(0b;1b;0b)',                                    qlist(numpy.array([False, True, False], dtype=numpy.bool_), qtype=QBOOL_LIST))
-    test_reading_one(b'(0x01;0x02;0xff)',                              qlist(numpy.array([0x01, 0x02, 0xff], dtype=numpy.byte), qtype=QBYTE_LIST))
+    test_reading_one(b'(0x01;0x02;0xff)',                              qlist(numpy.array([0x01, 0x02, 0xff]).astype(numpy.byte), qtype=QBYTE_LIST))
     test_reading_one(b'(1h;2h;3h)',                                    qlist(numpy.array([1, 2, 3], dtype=numpy.int16), qtype=QSHORT_LIST))
     test_reading_one(b'(1h;0Nh;3h)',                                   qlist(numpy.array([1, qnull(QSHORT), 3], dtype=numpy.int16), qtype=QSHORT_LIST))
     test_reading_one(b'1 2 3',                                         qlist(numpy.array([1, 2, 3], dtype=numpy.int64), qtype=QLONG_LIST))
diff --git a/tests/qwriter_test.py b/tests/qwriter_test.py
index 24f974e..94dee9e 100644
--- a/tests/qwriter_test.py
+++ b/tests/qwriter_test.py
@@ -186,8 +186,8 @@ def test_writing_one(query, value):
     test_writing_one(b'(0b;1b;0b)',                                    (numpy.array([False, True, False], dtype=numpy.bool_),
                                                       qlist(numpy.array([False, True, False]), qtype = QBOOL_LIST),
                                                       qlist([False, True, False], qtype = QBOOL_LIST)))
-    test_writing_one(b'(0x01;0x02;0xff)',                              (numpy.array([0x01, 0x02, 0xff], dtype=numpy.byte),
-                                                      qlist(numpy.array([0x01, 0x02, 0xff], dtype=numpy.byte), qtype = QBYTE_LIST),
+    test_writing_one(b'(0x01;0x02;0xff)',                              (numpy.array([0x01, 0x02, 0xff]).astype(numpy.byte),
+                                                      qlist(numpy.array([0x01, 0x02, 0xff]).astype(numpy.byte), qtype = QBYTE_LIST),
                                                       qlist(numpy.array([0x01, 0x02, 0xff]), qtype = QBYTE_LIST),
                                                       qlist([0x01, 0x02, 0xff], qtype = QBYTE_LIST)))
     test_writing_one(b'(1h;2h;3h)',                                    (numpy.array([1, 2, 3], dtype=numpy.int16),