diff --git a/plot.py b/plot.py
index f6fc728..2648758 100644
--- a/plot.py
+++ b/plot.py
@@ -82,8 +82,8 @@ filename_stand = stand_date.strftime("%Y%m%d%H%M%S")
 def plot_extrapolation_portion(percentage):
 
 	print_percentage = int(percentage * 100)
-	plot_filename = '{}/{}_extrapolated_to_{}_percent.pdf'.format(plots_folder, filename_stand, print_percentage)
-	plot_filename_latest = '{}/latest_extrapolated_to_{}_percent.pdf'.format(plots_folder, print_percentage)
+	plot_filename = '{}/{}_extrapolated_to_{}_percent'.format(plots_folder, filename_stand, print_percentage)
+	plot_filename_latest = '{}/latest_extrapolated_to_{}_percent'.format(plots_folder, print_percentage)
 
 	if os.path.isfile(plot_filename):
 		print('Plot {} already exists'.format(plot_filename))
@@ -128,11 +128,13 @@ def plot_extrapolation_portion(percentage):
 
 	ax2.set_ylabel('Kumulierte Impfungen')
 
-	plt.savefig(plot_filename)
-	plt.savefig(plot_filename_latest)
+	plt.savefig(plot_filename + '.pdf')
+	plt.savefig(plot_filename + '.png')
+	plt.savefig(plot_filename_latest + '.pdf')
+	plt.savefig(plot_filename_latest + '.png')
 	plt.close()
 
-	print('Created plot {}'.format(plot_filename))
+	print('Created plot {} as pdf and png'.format(plot_filename))
 
 
 plot_extrapolation_portion(0.1)