diff --git a/common/base-packages.nix b/common/base-packages.nix
index 713da95..847d43b 100644
--- a/common/base-packages.nix
+++ b/common/base-packages.nix
@@ -60,7 +60,9 @@
 
   zip
 
-  (python311.withPackages (pythonPackages: with pythonPackages; [
+  mupdf
+
+  (python3.withPackages (pythonPackages: with pythonPackages; [
     pymupdf
     pip
     colorama
@@ -84,6 +86,10 @@
     prawcore
 
     ofxclient
+
+    sympy
+
+    virtualenv
   ]))
 
   chromaprint
diff --git a/submodules/beets-config b/submodules/beets-config
index 2c8225b..e576ce1 160000
--- a/submodules/beets-config
+++ b/submodules/beets-config
@@ -1 +1 @@
-Subproject commit 2c8225b986dfd503cc3e5ce82d8105ccd2a57131
+Subproject commit e576ce1278aacdaa3d0307e30128ef56c20ae67e