diff --git a/blocksatcli/api/gpg.py b/blocksatcli/api/gpg.py
index f837897..4401f6b 100644
--- a/blocksatcli/api/gpg.py
+++ b/blocksatcli/api/gpg.py
@@ -74,7 +74,7 @@ def create_keys(self, name, email, comment, passphrase=None):
                                             name_email=email,
                                             passphrase=self.passphrase)
         self.gpg.gen_key(key_params)
-        logger.info("Keys succesfully generated at {}".format(
+        logger.info("Keys successfully generated at {}".format(
             os.path.abspath(self.gpghome)))
 
     def prompt_passphrase(self, prompt=None):
diff --git a/blocksatcli/api/msg.py b/blocksatcli/api/msg.py
index 797fcac..f05d91b 100644
--- a/blocksatcli/api/msg.py
+++ b/blocksatcli/api/msg.py
@@ -315,7 +315,7 @@ def verify(self, gpg, signer):
         Detects whether the clearsigned plaintext messages comes from the
         specified signer. In the positive case, overwrite the "original" data
         container with the underlying data, excluding the signature. In other
-        words, if the verification is succesful, remove the signature and leave
+        words, if the verification is successful, remove the signature and leave
         the data only.
 
         Args:
@@ -617,7 +617,7 @@ def decode(data,
         gpg         : Gpg object.
 
     Returns:
-        ApiMsg if the message is succesfully decoded, None otherwise.
+        ApiMsg if the message is successfully decoded, None otherwise.
 
     """
     if ((not plaintext or sender) and gpg is None):
diff --git a/blocksatcli/monitoring_api.py b/blocksatcli/monitoring_api.py
index 782b15e..70ee4d7 100644
--- a/blocksatcli/monitoring_api.py
+++ b/blocksatcli/monitoring_api.py
@@ -545,7 +545,7 @@ def _register_thread(self,
         # - Sent over the API channel dedicated for authentication messages
         download_dir = None  # Don't save messages
         interface = config.get_net_if(self.user_info)
-        recv_queue = queue.Queue()  # save API donwloads on this queue
+        recv_queue = queue.Queue()  # save API downloads on this queue
         listen_loop = ApiListener(recv_queue=recv_queue)
         listen_thread = threading.Thread(target=listen_loop.run,
                                          daemon=True,
diff --git a/blocksatcli/satip.py b/blocksatcli/satip.py
index ec2ad44..8672a3f 100644
--- a/blocksatcli/satip.py
+++ b/blocksatcli/satip.py
@@ -144,7 +144,7 @@ def discover(self, src_port, interface):
             src_port: Source port.
             interface: Network interface.
 
-        Retuns:
+        Returns:
             List with the discovered devices
 
         """
diff --git a/blocksatcli/test_tsp.py b/blocksatcli/test_tsp.py
index b77ddca..bfdf925 100644
--- a/blocksatcli/test_tsp.py
+++ b/blocksatcli/test_tsp.py
@@ -22,7 +22,7 @@ def test_file_save_prompt(self, mock_yes_or_no):
 
     def test_non_prompting_opts(self):
         # If the prompting options are not provided, the tsp command should be
-        # generated succesfully every time
+        # generated successfully every time
         tsp_handler = tsp.Tsp()
         args = self.parser.parse_args(
             ['--ts-monitor-bitrate', '--ts-monitor-sequence'])
diff --git a/blocksatcli/tsp.py b/blocksatcli/tsp.py
index b845167..9699981 100644
--- a/blocksatcli/tsp.py
+++ b/blocksatcli/tsp.py
@@ -149,7 +149,7 @@ def run(self, stdin=None):
             stdin : Stdin to attach to the tsp process.
 
         Rerturns:
-            Boolean indicating whether the process is running succesfully.
+            Boolean indicating whether the process is running successfully.
 
         """
         # Create a .tsduck.lastcheck file on the home directory to skip the