diff --git a/configuration.nix b/configuration.nix
index 1f0ed58..c5fe6b0 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -135,6 +135,7 @@
   };
   environment.extraInit = ''
     source ${pkgs.openfoam}/bin/set-openfoam-vars
+    source ${pkgs.precice-dune}/bin/set-dune-vars
     if [[ ! -e ~/tutorials ]]; then
       ${pkgs.git}/bin/git clone https://github.com/precice/tutorials ~/tutorials
     fi
diff --git a/flake.nix b/flake.nix
index fb64e61..9e06fbc 100644
--- a/flake.nix
+++ b/flake.nix
@@ -107,6 +107,7 @@
 
       shellHook = ''
         source ${pkgs.openfoam}/bin/set-openfoam-vars
+        source ${pkgs.precice-dune}/bin/set-dune-vars
         export LD_LIBRARY_PATH=${pkgs.precice-openfoam-adapter}/lib:$LD_LIBRARY_PATH
       '';
     };