diff --git a/doc/Eqs/pair_eam.jpg b/doc/Eqs/pair_eam.jpg
index 50e991d8c6..e82f6dd4a7 100644
Binary files a/doc/Eqs/pair_eam.jpg and b/doc/Eqs/pair_eam.jpg differ
diff --git a/doc/Eqs/pair_eam.tex b/doc/Eqs/pair_eam.tex
index 05c2085d4d..2ea20b2198 100644
--- a/doc/Eqs/pair_eam.tex
+++ b/doc/Eqs/pair_eam.tex
@@ -3,8 +3,8 @@
 \begin{document}
 
 $$
-   E_i = F_\alpha \left(\sum_{j \neq i}\ \rho_\alpha (r_{ij})\right) + 
+   E_i = F_\alpha \left(\sum_{j \neq i}\ \rho_\beta (r_{ij})\right) + 
    \frac{1}{2} \sum_{j \neq i} \phi_{\alpha\beta} (r_{ij})
 $$
 
-\end{document}
\ No newline at end of file
+\end{document}