diff --git a/bots/zephyr_mirror_backend.py b/bots/zephyr_mirror_backend.py
index 316c1e8..e0d4af2 100755
--- a/bots/zephyr_mirror_backend.py
+++ b/bots/zephyr_mirror_backend.py
@@ -433,7 +433,7 @@ def send_unauthed_zephyr(zwrite_args, content):
     return send_zephyr(zwrite_args + ["-d"], content)
 
 def forward_to_zephyr(message):
-    wrapper = textwrap.TextWrapper(break_long_words=False)
+    wrapper = textwrap.TextWrapper(break_long_words=False, break_on_hyphens=False)
     wrapped_content = "\n".join("\n".join(wrapper.wrap(line))
             for line in message["content"].split("\n"))