diff --git a/README.md b/README.md
index cdc024a..18ecc4d 100644
--- a/README.md
+++ b/README.md
@@ -28,7 +28,7 @@ FLAGS:
     -V, --version          Prints version information
 
 OPTIONS:
-    -p, --password <PASSWORD>              Sets password for your archive file. (Only supports 7Z, ZIP and RAR.)
+    -p, --password <PASSWORD>              Sets password for your archive file. (Only supports 7Z, ZIP and RAR.) Set an empty string to read a password from stdin.
         --7z-path <7Z_PATH>                Specifies the path of your 7z executable binary file. [default: 7z]
         --bunzip2-path <BUNZIP2_PATH>      Specifies the path of your bunzip2 executable binary file. [default: bunzip2]
         --bzip2-path <BZIP2_PATH>          Specifies the path of your bzip2 executable binary file. [default: bzip2]
diff --git a/src/lib.rs b/src/lib.rs
index 1ac2fa8..1274167 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -179,7 +179,7 @@ impl Config {
                 .global(true)
                 .long("password")
                 .short("p")
-                .help("Sets password for your archive file. (Only supports 7Z, ZIP and RAR.)")
+                .help("Sets password for your archive file. (Only supports 7Z, ZIP and RAR.) Set an empty string to read a password from stdin.")
                 .takes_value(true)
                 .empty_values(true)
                 .display_order(0)