diff --git a/README.md b/README.md
index d5217b5..7130ea5 100755
--- a/README.md
+++ b/README.md
@@ -14,4 +14,7 @@ This is a script that will convert RSA public keys to and from various formats.
 * CPAN modules:
   * Crypt::OpenSSL::RSA
   * Crypt::OpenSSL::Bignum
-  * Parse::RecDescent
\ No newline at end of file
+  * Parse::RecDescent
+
+### Debian-based systems
+`apt-get install libcrypt-openssl-bignum-perl libcrypt-openssl-rsa-perl libparse-recdescent-perl`