diff --git a/talk.tex b/talk.tex
index 40fa27d..61a4866 100644
--- a/talk.tex
+++ b/talk.tex
@@ -116,7 +116,7 @@
 	\begin{center}
 		\begin{tabular}{cc|c|c|c|c}
 			\toprule
-			$L/a$ & $\beta$ & $\kappa_{1}\approx\kappa_{\rm cr}$ & $\kappa_{2}$ & $\kappa_{3}\approx\kappa_{\rm sym}$&$a$\\
+			$L/a$ & $\beta$ & $\kappa_{1}\approx\kappa_{\rm cr}$ & $\kappa_{2}$ & $\kappa_{3}\approx\kappa_{\rm sym}$&$\tilde a$\\
 			\midrule
 			24&3.685&0.1396980&0.1395500&0.1394400&0.120\\
 			32&3.80&0.1392500&---&0.1389630&0.095\\
@@ -189,7 +189,7 @@
 \begin{frame}
 	\frametitle{First scaling test of improvement}
 	\begin{itemize}
-		\item Example: Calculate $f_\pi/K$ with stabilised WIlson fermions
+		\item Example: Calculate $f_\pi/K$ with stabilised Wilson fermions
 		\item symmetric point \openlat~ensembles
 		\item improve with $\ca = 0$ vs $\ca(g_0^2)|_{\rm chi}$ vs $\ca(g_0^2)|_{\rm sym}$
 		$$f_{\rm A}^{RI} = Z_{\rm A} (1+b_{\rm A} m_{\rm q})(1+\bar{b}_{\rm A} \Tr[M_{\rm q}])f\frac{\sqrt{2} \mathcal{A}_{\rm A_0P}}{\sqrt{\mathcal{A}_{\rm PP} m_\pi}}$$