diff --git a/bin/check_latex b/bin/check_latex
index 8c5a6ee567..a806cea296 100755
--- a/bin/check_latex
+++ b/bin/check_latex
@@ -13,8 +13,8 @@ use feature 'say';
 
 BEGIN {
 	use Mojo::File qw(curfile);
-	use YAML::XS qw(LoadFile);
-	use Env qw(WEBWORK_ROOT PG_ROOT);
+	use YAML::XS   qw(LoadFile);
+	use Env        qw(WEBWORK_ROOT PG_ROOT);
 
 	$WEBWORK_ROOT = curfile->dirname->dirname->to_string;
 
@@ -51,7 +51,9 @@ my $latex_cmd =
 	. shell_quote($ce->{webworkDirs}{assetsTex}) . ':'
 	. shell_quote($ce->{pg}{directories}{assetsTex}) . ': '
 	. $ce->{externalPrograms}{latex2pdf}
-	. ' -interaction nonstopmode check_latex_exam.tex >> check_latex.nfo 2>&1';
+	. ' -interaction nonstopmode check_latex_exam.tex >> check_latex.nfo 2>&1 &&'
+	. "TEXINPUTS=$ENV{WEBWORK_ROOT}/bin: $ce->{externalPrograms}{latex2pdf}"
+	. ' -interaction nonstopmode check_latex_standalone.tex > check_latex.nfo 2>&1';
 
 if ((system $latex_cmd) >> 8) {
 	if (open(my $fh, '<', "$temp_dir/check_latex.nfo")) {
diff --git a/bin/check_latex_article.tex b/bin/check_latex_article.tex
index 76036857ee..21d58de3e6 100644
--- a/bin/check_latex_article.tex
+++ b/bin/check_latex_article.tex
@@ -8,7 +8,7 @@
 \usepackage{multicol}
 \usepackage{tcolorbox}
 
-\usepackage[active,textmath,displaymath]{preview}  % needed for dvipng
+\usepackage[textmath,displaymath]{preview}  % needed for dvipng
 
 \setlength{\columnsep}{.25in}
 \setlength{\columnseprule}{.4pt}
diff --git a/bin/check_latex_exam.tex b/bin/check_latex_exam.tex
index bd48c01ef5..384a8ba693 100644
--- a/bin/check_latex_exam.tex
+++ b/bin/check_latex_exam.tex
@@ -9,7 +9,7 @@
   \usepackage{bidi}
 \fi
 
-\usepackage[active,textmath,displaymath]{preview}  % needed for dvipng
+\usepackage[textmath,displaymath]{preview}  % needed for dvipng
 
 \setlength{\columnsep}{.25in}
 \setlength{\columnseprule}{.4pt}
diff --git a/bin/check_latex_standalone.tex b/bin/check_latex_standalone.tex
new file mode 100644
index 0000000000..7f8daeecd6
--- /dev/null
+++ b/bin/check_latex_standalone.tex
@@ -0,0 +1,22 @@
+\documentclass{standalone}
+
+\usepackage[svgnames]{xcolor}
+\usepackage{tikz}
+\usepackage{pgfplots}
+\usetikzlibrary{arrows.meta,plotmarks,calc,spath3}
+\usepgfplotslibrary{fillbetween}
+\pgfplotsset{compat = 1.18}
+
+\begin{document}
+
+\begin{tikzpicture}
+	\begin{axis}
+		\addplot[name path=pathA, domain=-3:3, draw=none, mark=triangle*] {(x^2)};
+		\draw[{Stealth}-{Stealth}, spath/use=pathA];
+		\draw ($(-1, 0) + (10pt, 10pt)$) -- ($(1, 3) - (10pt, 10pt)$);
+		\addplot[name path=pathB, domain=-3:3] {(-x^2 + 3)};
+		\addplot[green, fill opacity=0.3] fill between[of=pathA and pathB];
+	\end{axis}
+\end{tikzpicture}
+
+\end{document}