diff --git a/config.template b/config.template
index 0da141c..1d528bc 100644
--- a/config.template
+++ b/config.template
@@ -158,7 +158,7 @@ news_file_path = news.txt
 responseDelay = 0.7
 # delay in seconds for splits in messages to avoid message collision
 splitDelay = 0.0
-# message chunk size for sending at high success rate
+# message chunk size for sending at high success rate, chunkr allows exceeding by 3 characters
 MESSAGE_CHUNK_SIZE = 160
 # Request Acknowledgement of message OTA
 wantAck = False
diff --git a/modules/system.py b/modules/system.py
index 7989d18..d7ce971 100644
--- a/modules/system.py
+++ b/modules/system.py
@@ -427,22 +427,39 @@ def messageChunker(message):
             else:
                 # split the part into chunks
                 current_chunk = ''
-                sentences = part.split('. ')
+                sentences = []
+                sentence = ''
+                for char in part:
+                    sentence += char
+                    if char in '.!?':
+                        sentences.append(sentence.strip())
+                        sentence = ''
+                if sentence:
+                    sentences.append(sentence.strip())
+
                 for sentence in sentences:
-                    sentence = sentence.strip()
                     sentence = sentence.replace('  ', ' ')
                     # remove empty sentences
                     if not sentence:
                         continue
+                    # remove junk sentences and append to the previous sentence this may exceed the MESSAGE_CHUNK_SIZE by 3
+                    if len(sentence) < 4:
+                        if current_chunk:
+                            current_chunk += ' ' + sentence
+                        else:
+                            current_chunk = sentence
+                        continue
 
                     # if sentence is too long, split it by words
                     if len(current_chunk) + len(sentence) > MESSAGE_CHUNK_SIZE:
-                        message_list.append(current_chunk)
+                        if current_chunk:
+                            message_list.append(current_chunk)
                         current_chunk = sentence
                     else:
                         if current_chunk:
-                            current_chunk += ' '
-                        current_chunk += sentence
+                            current_chunk += ' ' + sentence
+                        else:
+                            current_chunk = sentence
                 if current_chunk:
                     message_list.append(current_chunk)