diff --git a/configure.py b/configure.py
index 5a30e76b1d84..cd29934876c7 100755
--- a/configure.py
+++ b/configure.py
@@ -2458,15 +2458,14 @@ def configure_ffi(o):
 
 def configure_quic(o):
   if options.experimental_quic and options.without_ssl:
-    warn('--experimental-quic is incompatible with --without-ssl')
-  o['variables']['node_use_quic'] = b(options.experimental_quic and
-                                      not options.without_ssl)
+    error('--experimental-quic is incompatible with --without-ssl')
+  o['variables']['node_use_quic'] = b(options.experimental_quic)
 
   if not options.experimental_quic:
     for lib in ['nghttp3', 'ngtcp2']:
       shared_lib = 'shared_' + lib
       if getattr(options, shared_lib):
-        warn(f'--shared-{lib} requires --experimental-quic')
+        error(f'--shared-{lib} requires --experimental-quic')
     return
 
   configure_library('nghttp3', output, pkgname='libnghttp3')
diff --git a/tools/nix/non-v8-deps-mock.nix b/tools/nix/non-v8-deps-mock.nix
index 19032dbeb79b..e0176c7c919c 100644
--- a/tools/nix/non-v8-deps-mock.nix
+++ b/tools/nix/non-v8-deps-mock.nix
@@ -18,13 +18,14 @@ let
       "libbrotlienc"
     ];
     cares = [ "libcares" ];
-    gtest = [ "gtest" ];
+    gtest = [
+      "gtest"
+      "gtest_main"
+    ];
     hdr-histogram = [ "hdr_histogram" ];
     merve = [ "merve" ];
     nbytes = [ "nbytes" ];
     nghttp2 = [ "libnghttp2" ];
-    nghttp3 = [ "libnghttp3" ];
-    ngtcp2 = [ "libngtcp2" ];
     uvwasi = [ "uvwasi" ];
     zstd = [ "libzstd" ];
   };