diff --git a/Code/thermal_printer/README.md b/Code/thermal_printer/README.md
index 7fdf6b7..0c9961f 100644
--- a/Code/thermal_printer/README.md
+++ b/Code/thermal_printer/README.md
@@ -3,9 +3,9 @@
 ### Console commands example
 
 
-`echo “Hello DevTerm” > /tmp/DEVTERM_PRINTER_IN`
+`echo "Hello DevTerm" > /tmp/DEVTERM_PRINTER_IN`
 
-`echo -e “Hello DevTerm\n\n\n\n\n\n” > /tmp/DEVTERM_PRINTER_IN`
+`echo -e "Hello DevTerm\n\n\n\n\n\n" > /tmp/DEVTERM_PRINTER_IN`
 
 `cat file.txt > /tmp/DEVTERM_PRINTER_IN`