diff --git a/pkgs/tools/system/collectd/plugins.nix b/pkgs/tools/system/collectd/plugins.nix
index 1455feb1c32..3bef287ccf0 100644
--- a/pkgs/tools/system/collectd/plugins.nix
+++ b/pkgs/tools/system/collectd/plugins.nix
@@ -31,7 +31,7 @@
 , perl
 , postgresql
 , protobufc
-, python2
+, python3
 , rabbitmq-c
 , rdkafka
 , riemann_c_client
@@ -102,7 +102,7 @@ let
     pinba.buildInputs = [ protobufc ];
     ping.buildInputs = [ liboping ];
     postgresql.buildInputs = [ postgresql ];
-    python.buildInputs = [ python2 ];
+    python.buildInputs = [ python3 ];
     redis.buildInputs = [ hiredis ];
     rrdcached.buildInputs = [ rrdtool libxml2 ];
     rrdtool.buildInputs = [ rrdtool libxml2 ];