diff --git a/README.md b/README.md
index 717cff34..696d73ee 100644
--- a/README.md
+++ b/README.md
@@ -22,6 +22,7 @@ Build
 * GPGME (For the OpenPGP plugin)
 * libgee-0.8 (≥ 0.10)
 * libgcrypt (For the OMEMO plugin)
+* libqrencode3 (For the OMEMO plugin)
 * libsoup (For the HTTP files plugin)
 * SQLite3