diff --git a/content/backmatter.tex b/content/backmatter.tex
index 256c6ae5..65528d74 100644
--- a/content/backmatter.tex
+++ b/content/backmatter.tex
@@ -151,9 +151,9 @@ \chapter{Undefined Behavior in OpenSHMEM}\label{sec:undefined}
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 Use of non-symmetric variables & Some routines require remotely accessible
-variables to perform their function.  For example, a \PUT{} to a non-symmetric variable may
-be trapped where possible and the library may abort the program.  Another
-implementation may choose to continue execution with or without a warning.
+variables to perform their function.  For example, an \openshmem libray may detect a \PUT{} to a non-symmetric variable
+and choose to abort the program.  
+However, another implementation may choose to continue execution with or without a warning.
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 \hline
 Non-symmetric allocation of symmetric memory & The symmetric memory management routines are