diff --git a/.gitignore b/.gitignore
index f2cfbac..1343989 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
+*.txt
 example-message.json
 *.sqlite
 *.pcapng
diff --git a/build b/build
index 8f83425..fd03977 100755
--- a/build
+++ b/build
@@ -69,7 +69,8 @@ task_setup() {
 	task_begin "Checking Environment";
 	check_command git true;
 	check_command awk true;
-	check_command pdflatex true;
+	check_command pdflatex true	optional;
+	if [[ "$?" -ne "0" ]]; then echo "${HC}pdflatex${RS} is required to render the reports.";
 	check_command bibtex true;
 	task_end $?;