diff --git a/debian/control b/debian/control
index f5f2a4ba14..aec1de6169 100644
--- a/debian/control
+++ b/debian/control
@@ -281,6 +281,8 @@ Depends: ${shlibs:Depends}, ${misc:Depends},
     ruby-benchmark-ips (>= 2~),
     ruby-statistics,
     ruby-heapy,
+    ruby-unicode-plot,
+    ruby-mini-histogram,
 # Metrics
  ruby-method-source (>= 1.0~),
  ruby-influxdb (>= 0.2~),