diff --git a/fphw.cls b/fphw.cls
index 92ccc48..257adc8 100644
--- a/fphw.cls
+++ b/fphw.cls
@@ -118,7 +118,7 @@
 % definition of the "problem" environment
 \newsavebox{\problembox}
 \newenvironment{problem}
-    {\begin{center} \begin{lrbox}{\problembox}\begin{minipage}{.9\textwidth}}
+    {\begin{center} \begin{lrbox}{\problembox}\begin{minipage}{.98\textwidth}}
     {\end{minipage}\end{lrbox}\fbox{\usebox{\problembox}} \end{center} }
 
 %%% We finish the class with this command