diff --git a/modules/video_coding/BUILD.gn b/modules/video_coding/BUILD.gn
index 96b48b6..939b153 100644
--- a/modules/video_coding/BUILD.gn
+++ b/modules/video_coding/BUILD.gn
@@ -858,9 +858,12 @@
       "codecs/test/video_encoder_decoder_instantiation_tests.cc",
       "codecs/test/videocodec_test_libvpx.cc",
       "codecs/vp8/test/vp8_impl_unittest.cc",
-      "codecs/vp9/test/vp9_impl_unittest.cc",
     ]
 
+    if (rtc_libvpx_build_vp9) {
+      sources += [ "codecs/vp9/test/vp9_impl_unittest.cc" ]
+    }
+
     # TODO(jianj): Fix crash on iOS and re-enable
     if (enable_libaom && !is_ios) {
       sources += [ "codecs/test/videocodec_test_libaom.cc" ]