diff --git a/entropy/nixos/modules/r.nix b/entropy/nixos/modules/r.nix
index 428b441..468865d 100644
--- a/entropy/nixos/modules/r.nix
+++ b/entropy/nixos/modules/r.nix
@@ -10,6 +10,7 @@
         rlang
         lazyeval
         patchwork
+        tikzDevice
       ];
     };
     rstudioEnv = rstudioWrapper.override {
@@ -19,6 +20,7 @@
         rlang
         lazyeval
         patchwork
+        tikzDevice
       ];
     };
   in