1 files changed, 1 insertions, 0 deletions
diff --git a/src/nix/main.cc b/src/nix/main.cc
index 3b5f5516f..c5ca089ee 100644
--- a/src/nix/main.cc
+++ b/src/nix/main.cc
@@ -150,6 +150,7 @@ void mainWrapped(int argc, char * * argv)
 
     verbosity = lvlWarn;
     settings.verboseBuild = false;
+    evalSettings.pureEval = true;
 
     NixArgs args;