diff --git a/hosts/lolcathost/default.nix b/hosts/lolcathost/default.nix
index 86ef3d5..be8db92 100755
--- a/hosts/lolcathost/default.nix
+++ b/hosts/lolcathost/default.nix
@@ -325,8 +325,10 @@ in {
     file
     wget
     tree
+    pstree
     unzip
     unrar-free
+    lz4
     man-pages
     man-pages-posix
 
diff --git a/hosts/myputer/default.nix b/hosts/myputer/default.nix
index d51934f..d424817 100755
--- a/hosts/myputer/default.nix
+++ b/hosts/myputer/default.nix
@@ -323,8 +323,10 @@ in {
     file
     wget
     tree
+    pstree
     unzip
     unrar-free
+    lz4
     man-pages
     man-pages-posix