diff --git a/rechnung.sh b/rechnung.sh
index 8895b4d..a579664 100755
--- a/rechnung.sh
+++ b/rechnung.sh
@@ -19,8 +19,8 @@ SED_BIN=$(which sed 2>/dev/null || echo "sed")
 CUT_BIN=$(which cut 2>/dev/null || echo "cut")
 DATE_BIN=$(which date 2>/dev/null || echo "date")
 TPUT_BIN=$(which tput 2>/dev/null || echo "tput")
-LATEX_BIN=$(which pdflatex 2>/dev/null || echo "pdflatex")
-EXECUTABLES_TO_CHECK="$BC_BIN $TR_BIN $SED_BIN $CUT_BIN $TPUT_BIN $DATE_BIN $LATEX_BIN"
+PDFLATEX_BIN=$(which pdflatex 2>/dev/null || echo "pdflatex")
+EXECUTABLES_TO_CHECK="$BC_BIN $TR_BIN $SED_BIN $CUT_BIN $TPUT_BIN $DATE_BIN $PDFLATEX_BIN"
 
 # Variablen definieren
 # --------------------
@@ -219,8 +219,8 @@ make_invoice() {
     echo -n "s!#DEADLINE#!" >>$SEDFILE; echo "$inv_dead!" >>$SEDFILE
     cp $TEMPLATEFILE $filename
     $SED_BIN -i -f $SEDFILE $filename
-    $LATEX_BIN -halt-on-error $filename
-    $LATEX_BIN -halt-on-error $filename
+    $PDFLATEX_BIN -halt-on-error $filename
+    $PDFLATEX_BIN -halt-on-error $filename
     if [ $? -eq 0 ]; then
         echo "[+] Rechnung erfolgreich erstellt"
     else