diff --git a/defaults/main.yml b/defaults/main.yml
index ff4ad9c..df3a52a 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -41,7 +41,7 @@ murmur_channel_count_limit: 1000
 # murmur_channel_name_regex: ""
 # murmur_username_regex: ""
 murmur_text_message_max_length: 5000
-murmur_image_message_length: 131072
+murmur_image_message_max_length: 131072
 murmur_allow_html: yes
 # Set to 0 to keep logs forever, or -1 to disable logging to the DB.
 murmur_log_days: -1