diff --git a/Vagrantfile b/Vagrantfile
index 122052e31d..e1888ab9b9 100644
--- a/Vagrantfile
+++ b/Vagrantfile
@@ -482,7 +482,7 @@ Vagrant.configure(2) do |config|
   config.vm.define "openindiana64" do |b|
     b.vm.box = "openindiana"
     b.vm.provider :virtualbox do |v|
-      v.memory = 1536 + $wmem
+      v.memory = 3072 + $wmem
     end
     b.vm.provision "fs init", :type => :shell, :inline => fs_init("vagrant")
     b.vm.provision "packages openindiana", :type => :shell, :inline => packages_openindiana
diff --git a/requirements.d/development.lock.txt b/requirements.d/development.lock.txt
index 875aaa17d1..1724d23613 100644
--- a/requirements.d/development.lock.txt
+++ b/requirements.d/development.lock.txt
@@ -9,5 +9,5 @@ pytest==6.1.1
 pytest-xdist==2.1.0
 pytest-cov==2.10.1
 pytest-benchmark==3.2.3
-Cython==0.29.21
+Cython==0.29.23
 twine==1.15.0