diff --git a/flake.nix b/flake.nix
index d5dc520..d05d531 100644
--- a/flake.nix
+++ b/flake.nix
@@ -31,9 +31,12 @@
             # Development tools
             black
             pytest
-            #ipython
+            ipython
             
             # Add more default packages as needed
+            (sphinx.override { 
+              preferWheel = true;  # Try to use pre-built wheels which may have better compatibility
+            })
           ];
           
           # Combine base packages with extra packages