diff --git a/graphics/titlepic/create_caption b/graphics/titlepic/create_caption
index 223d6260..d84da10c 100755
--- a/graphics/titlepic/create_caption
+++ b/graphics/titlepic/create_caption
@@ -1,11 +1,25 @@
 #!/bin/sh
 
+find_font() {
+	local font fontlist
+	fontlist=$(convert -list font | awk '$1=="Font:" { print $2 }')
+	for font in "$@" ; do
+		if echo $fontlist | grep -q $font ; then
+			echo $font
+			return
+		fi
+	done
+}
+
+font=$(find_font Helvetica-Bold Liberation-Sans-Bold DejaVu-Sans-Condensed-Bold)
+if [ -z "$font" ] ; then echo "Cannot find any fonts" ; exit 1 ; fi
+
 draw_with_footer() {
 	input_file=$1;
 	output_file=$2;
 	shift; shift
 
-	convert $input_file -fill white -font Helvetica-Bold      \
+	convert $input_file -fill white -font "$font"             \
 	  -pointsize 11                                           \
 	    -gravity southwest                                    \
 	      -draw "text 5,5 'https://freedoom.github.io/'"      \