diff --git a/o4_model_mass_bounds_v2.txt b/o4_model_mass_bounds_v2.txt
index 6d95dec..7897d7c 100644
--- a/o4_model_mass_bounds_v2.txt
+++ b/o4_model_mass_bounds_v2.txt
@@ -43,8 +43,7 @@
 \setlength{\emergencystretch}{2em}
 \setcounter{tocdepth}{1}
 \allowdisplaybreaks[2]
-\title{Sharp mass bounds for the two-dimensional $O(4)$ model\\[4pt]
-       \large a complete proof, written to be read}
+\title{Sharp mass bounds for the two-dimensional $O(4)$ model}
 
 \begin{document}
 \maketitle