diff --git a/src/libfetchers/fetchers.cc b/src/libfetchers/fetchers.cc
index 210912cb6..e09513d8f 100644
--- a/src/libfetchers/fetchers.cc
+++ b/src/libfetchers/fetchers.cc
@@ -133,10 +133,12 @@ std::pair<Tree, Input> Input::fetch(ref<Store> store) const
     }
 
     auto [storePath, input] = [&]() -> std::pair<StorePath, Input> {
-        // *sighs*, we print the base URL, rather than the full URL because the Nixpkgs
-        // fileset lib tests assume that fetching shallow and non-shallow prints exactly the
-        // same stderr...
-        printInfo("fetching %s input '%s'", this->getType(), this->toURL().base);
+        // *sighs*, we print the URL without query params, rather than the full URL
+        // because the Nixpkgs fileset lib tests assume that fetching shallow and
+        // non-shallow prints exactly the same stderr...
+        ParsedURL withoutParams = this->toURL();
+        withoutParams.query.clear();
+        printInfo("fetching %s input '%s'", this->getType(), withoutParams.to_string());
         try {
             return scheme->fetch(store, *this);
         } catch (Error & e) {