diff --git a/package.xml b/package.xml
index 559189d..a3b99d9 100644
--- a/package.xml
+++ b/package.xml
@@ -18,7 +18,7 @@
   <depend>bitbots_utils</depend>
   <depend>python3-cryptography</depend>
 
-  <test_depend>python3-hypothesis</test_depend>
+  <test_depend>python3-pytest</test_depend>
 
   <export>
     <bitbots_documentation>
diff --git a/setup.py b/setup.py
index 9ece56e..5a63bce 100644
--- a/setup.py
+++ b/setup.py
@@ -17,6 +17,7 @@
         "launch",
         "setuptools",
     ],
+    tests_require=["pytest"],
     zip_safe=True,
     keywords=["ROS"],
     license="MIT",
diff --git a/test/rostests/test_sender.launch b/test/rostests/test_sender.launch
deleted file mode 100644
index 9854e27..0000000
--- a/test/rostests/test_sender.launch
+++ /dev/null
@@ -1,10 +0,0 @@
-<launch>
-    <include file="$(find udp_bridge)/launch/send.launch" />
-    <rosparam param="/udp_bridge">---
-        port: 1234
-        target_ips: [ "127.0.0.1" ]
-        topics: [ "/test_topic" ]
-    </rosparam>
-
-    <test pkg="udp_bridge" type="test_sender.py" test-name="test_sender" />
-</launch>
\ No newline at end of file
diff --git a/test/rostests/test_sender.py b/test/rostests/test_sender.py
deleted file mode 100755
index fa112db..0000000
--- a/test/rostests/test_sender.py
+++ /dev/null
@@ -1,29 +0,0 @@
-#!/usr/bin/env python3
-import socket
-
-import rospy
-from bitbots_test.test_case import RosNodeTestCase
-from std_msgs import msg
-
-
-class SenderTestCase(RosNodeTestCase):
-    def test_topic_gets_published_and_sent(self):
-        # setup makeshift receiver
-        port = rospy.get_param("/udp_bridge/port")
-        sock = socket.socket(type=socket.SOCK_DGRAM)
-        sock.bind(("127.0.0.1", port))
-        sock.settimeout(1.0)
-
-        # publish a test message
-        topic = rospy.get_param("/udp_bridge/topics")[0]
-        publisher = rospy.Publisher(topic, msg.String, latch=True, queue_size=1)
-        publisher.publish(msg.String("Hello World"))
-
-        # assert that a message is sent by trying to receive it
-        self.with_assertion_grace_period(lambda: self.assertIsNotNone(sock.recv(10240)), 1000 * 5)
-
-
-if __name__ == "__main__":
-    from bitbots_test import run_rostests
-
-    run_rostests(SenderTestCase)
diff --git a/test/rostests/test_sender_receiver.launch b/test/rostests/test_sender_receiver.launch
deleted file mode 100644
index 7f2430d..0000000
--- a/test/rostests/test_sender_receiver.launch
+++ /dev/null
@@ -1,13 +0,0 @@
-<launch>
-    <!-- We cannot include the normal send.launch and receive.launch scripts because they both name the node the same -->
-    <node pkg="udp_bridge" type="sender.py" name="udp_bridge_sender" />
-    <node pkg="udp_bridge" type="receiver.py" name="udp_bridge_receiver" />
-    <rosparam param="/udp_bridge" command="load" file="$(find udp_bridge)/config/udp_bridge.yaml" />
-    <rosparam param="/udp_bridge">---
-        port: 1234
-        target_ips: [ "127.0.0.1" ]
-        topics: [ "/test_topic" ]
-    </rosparam>
-
-    <test pkg="udp_bridge" type="test_sender_receiver.py" test-name="test_sender_receiver" />
-</launch>
\ No newline at end of file
diff --git a/test/rostests/test_sender_receiver.py b/test/rostests/test_sender_receiver.py
deleted file mode 100755
index cf4fe80..0000000
--- a/test/rostests/test_sender_receiver.py
+++ /dev/null
@@ -1,28 +0,0 @@
-#!/usr/bin/env python3
-from socket import gethostname
-
-import rospy
-from bitbots_test.mocks import MockSubscriber
-from bitbots_test.test_case import RosNodeTestCase
-from std_msgs import msg
-
-
-class SenderReceiverTestCase(RosNodeTestCase):
-    def test_sent_message_gets_received_over_bridge(self):
-        # setup
-        send_topic = rospy.get_param("/udp_bridge/topics")[0]
-        receive_topic = f"{gethostname()}/{send_topic}".replace("//", "/")
-        subscriber = MockSubscriber(receive_topic, msg.String)
-
-        # execution
-        publisher = rospy.Publisher(send_topic, msg.String, latch=True, queue_size=1)
-        publisher.publish(msg.String("Hello World"))
-
-        # verification
-        self.with_assertion_grace_period(subscriber.assertOneMessageReceived, 1000 * 5)
-
-
-if __name__ == "__main__":
-    from bitbots_test import run_rostests
-
-    run_rostests(SenderReceiverTestCase)
diff --git a/test/udp_bridge/test_aes_helper.py b/test/udp_bridge/test_aes_helper.py
new file mode 100644
index 0000000..bedf785
--- /dev/null
+++ b/test/udp_bridge/test_aes_helper.py
@@ -0,0 +1,9 @@
+from udp_bridge import aes_helper
+
+
+def test_decrypt_inverts_encrypt():
+    message = b"Hello, World!"
+    encrypted = aes_helper.AESCipher("key").encrypt(message)
+    decrypted = aes_helper.AESCipher("key").decrypt(encrypted)
+
+    assert message == decrypted
diff --git a/test/unit_tests/test_aes_helper.py b/test/unit_tests/test_aes_helper.py
deleted file mode 100644
index 5452ab2..0000000
--- a/test/unit_tests/test_aes_helper.py
+++ /dev/null
@@ -1,22 +0,0 @@
-from bitbots_test.test_case import TestCase
-from hypothesis import assume, given
-from hypothesis.strategies import text
-
-from udp_bridge import aes_helper
-
-
-class AesHelperTestCase(TestCase):
-    @given(text(), text())
-    def test_decrypt_inverts_encrypt(self, message, key):
-        assume(message != "")
-
-        enc_text = aes_helper.AESCipher(key).encrypt(message)
-        dec_text = aes_helper.AESCipher(key).decrypt(enc_text)
-
-        self.assertEqual(message, dec_text)
-
-
-if __name__ == "__main__":
-    from bitbots_test import run_unit_tests
-
-    run_unit_tests(AesHelperTestCase)