diff --git a/modules/papis.nix b/modules/papis.nix
index 733bf99..900a5dd 100644
--- a/modules/papis.nix
+++ b/modules/papis.nix
@@ -1,10 +1,15 @@
 { pkgs, lib, ... }:
 
+let
+  # Platform-aware papis config directory
+  papisConfigDir = if pkgs.stdenv.isDarwin then "Library/Application Support/papis" else ".config/papis";
+in
+
 {
   # Install papis package
   home.packages = [ pkgs.papis ];
   # Papis configuration
-  home.file.${if pkgs.stdenv.isDarwin then "Library/Application Support/papis/config" else ".config/papis/config"}.text = ''
+  home.file."${papisConfigDir}/config".text = ''
     [settings]
     default-library = main
     editor = nvim
@@ -39,7 +44,7 @@
   '';
 
   # Papis bibliography template
-  home.file."Library/Application Support/papis/templates/bibitem.template".text = ''
+  home.file."${papisConfigDir}/templates/bibitem.template".text = ''
     {doc[title]} ({doc[year]}). {doc[author]}.
     Venue: {doc[journal]} {doc[booktitle]} {doc[eprinttype]} {doc[eprint]} {doc[eventtitle]}
     Tags: {doc[tags]}
@@ -48,7 +53,7 @@
   '';
 
   # Papis BibTeX template
-  home.file."Library/Application Support/papis/templates/bibtex.template".text = ''
+  home.file."${papisConfigDir}/templates/bibtex.template".text = ''
     @{doc[type]}{{{doc[ref]},
       author = {{{doc[author]}}},
       title = {{{doc[title]}}},
@@ -64,30 +69,30 @@
   '';
 
   # Papis citation template
-  home.file."Library/Application Support/papis/templates/citation.template".text = ''
+  home.file."${papisConfigDir}/templates/citation.template".text = ''
     {doc[author]}. "{doc[title]}." {doc[journal]}{doc[booktitle]} ({doc[year]}).
   '';
 
   # Shell aliases for papis workflow
   programs.zsh.shellAliases = {
     # Bibliography formatting
-    pals = "papis list --template \"$HOME/Library/Application Support/papis/templates/bibitem.template\"";
+    pals = "papis list --template \"$HOME/${papisConfigDir}/templates/bibitem.template\"";
 
     # Add new entry with bibtex
     paadd = "papis add --from bibtex";
-    
+
     # BibTeX export
-    pabib = "papis list --template \"$HOME/Library/Application Support/papis/templates/bibtex.template\"";
-    
+    pabib = "papis list --template \"$HOME/${papisConfigDir}/templates/bibtex.template\"";
+
     # Citation formatting
-    pacite = "papis list --template \"$HOME/Library/Application Support/papis/templates/citation.template\"";
-    
+    pacite = "papis list --template \"$HOME/${papisConfigDir}/templates/citation.template\"";
+
     # File operations
     paurl = "papis addto -u";
 
     # Open documents
     paopen = "papis open";
-    
+
     # Cache management
     pareset = "papis cache reset";
   };