diff --git a/src/libstore/store-api.cc b/src/libstore/store-api.cc
index 800df7fa0..7f35e74af 100644
--- a/src/libstore/store-api.cc
+++ b/src/libstore/store-api.cc
@@ -547,8 +547,8 @@ std::map<std::string, std::optional<StorePath>> Store::queryPartialDerivationOut
     return outputs;
 }
 
-OutputPathMap Store::queryDerivationOutputMap(const StorePath & path) {
-    auto resp = queryPartialDerivationOutputMap(path);
+OutputPathMap Store::queryDerivationOutputMap(const StorePath & path, Store * evalStore) {
+    auto resp = queryPartialDerivationOutputMap(path, evalStore);
     OutputPathMap result;
     for (auto & [outName, optOutPath] : resp) {
         if (!optOutPath)
diff --git a/src/libstore/store-api.hh b/src/libstore/store-api.hh
index ada6699d5..13e5a1446 100644
--- a/src/libstore/store-api.hh
+++ b/src/libstore/store-api.hh
@@ -369,7 +369,7 @@ public:
      * Query the mapping outputName=>outputPath for the given derivation.
      * Assume every output has a mapping and throw an exception otherwise.
      */
-    OutputPathMap queryDerivationOutputMap(const StorePath & path);
+    OutputPathMap queryDerivationOutputMap(const StorePath & path, Store * evalStore = nullptr);
 
     /**
      * Query the full store path given the hash part of a valid store