1 files changed, 4 insertions, 0 deletions
diff --git a/src/nix/develop.cc b/src/nix/develop.cc
index ca04f297d..26f53db09 100644
--- a/src/nix/develop.cc
+++ b/src/nix/develop.cc
@@ -147,6 +147,10 @@ struct BuildEnvironment
             return tokenizeString<Array>(str->value);
         else if (auto arr = std::get_if<Array>(&value)) {
             return *arr;
+        } else if (auto assoc = std::get_if<Associative>(&value)) {
+            Array assocKeys;
+            std::for_each(assoc->begin(), assoc->end(), [&](auto & n) { assocKeys.push_back(n.first); });
+            return assocKeys;
         }
         else
             throw Error("bash variable is not a string or array");