diff --git a/publishing/poster.tex b/publishing/poster.tex
index 037bc1b6..62f2e957 100644
--- a/publishing/poster.tex
+++ b/publishing/poster.tex
@@ -99,7 +99,7 @@
 							\includegraphics[width=0.95\textwidth]{figs/diff_pages.pdf}
 							\vspace{0.2em}
 							\caption{
-								Page-wise voxel difference comparison across multiple reexecutions in different environments indicates consistency of variability in both extent and location.
+								Page-wise pixel difference comparison across multiple reexecutions in different environments indicates consistency of variability in both extent and location.
 							}
 							\label{fig:ras_s}
 						\end{figure}
@@ -118,7 +118,7 @@
 							\fbox{\includegraphics[width=0.9\textwidth]{figs/diff_text.pdf}}
 							\vspace{0.5em}
 							\caption{
-								Text differences in statistical summaries account for a small proportion of voxel differences, but can remain well-localized instead of spreading via test shift if statistical summaries are appropriately trimmed down to a constant length.
+								Text differences in statistical summaries account for a small proportion of pixel differences, but can remain well-localized instead of spreading via test shift if statistical summaries are appropriately trimmed down to a constant length.
 							}
 						\end{figure}
 						\begin{figure}