diff --git a/debian/control b/debian/control
index c16ca96..0183748 100644
--- a/debian/control
+++ b/debian/control
@@ -8,6 +8,7 @@ Build-Depends:
  doxygen <!nodoc>,
  graphviz <!nodoc>,
  libcmocka-dev <!nocheck>,
+ libcrypt-dev,
  libcurl4-openssl-dev,
  libssh-dev,
  libssl-dev,