diff --git a/README.md b/README.md
index 075e549..9b6cbd8 100644
--- a/README.md
+++ b/README.md
@@ -27,7 +27,7 @@ Download binary from [release tab](https://github.com/mugli/png2escpos/releases)
 		Or, if you have a network printer listening at 192.168.1.100:9100
 			you can use socat to forward from stdin to network like this:
 
-			Linux:	./png2escpos <file.png> > socat STDIN TCP4:192.168.1.100:9100
+			Linux:	./png2escpos <file.png> | socat STDIN TCP4:192.168.1.100:9100
 			macOS:	./png2escpos <file.png> | socat STDIN TCP4:192.168.1.100:9100
 
 			(you may have to install socat on macOS with brew install socat first)
diff --git a/png2escpos.go b/png2escpos.go
index d179f02..170c13f 100644
--- a/png2escpos.go
+++ b/png2escpos.go
@@ -61,7 +61,7 @@ and then encodes in ESC/POS format.
 		Or, if you have a network printer listening at 192.168.1.100:9100 
 			you can use socat to forward from stdin to network like this:
 			
-			Linux:	./png2escpos <file.png> > socat STDIN TCP4:192.168.1.100:9100
+			Linux:	./png2escpos <file.png> | socat STDIN TCP4:192.168.1.100:9100
 			macOS:	./png2escpos <file.png> | socat STDIN TCP4:192.168.1.100:9100
 		
 Other commands: