diff --git a/private/buf/buftesting/buftesting.go b/private/buf/buftesting/buftesting.go
index 1c650077..5422f703 100644
--- a/private/buf/buftesting/buftesting.go
+++ b/private/buf/buftesting/buftesting.go
@@ -106,6 +106,10 @@ func RunActualProtoc(
 
 // GetGoogleapisDirPath gets the path to a clone of googleapis.
 func GetGoogleapisDirPath(t *testing.T, buftestingDirPath string) string {
+	// Requires network access, which is not available during
+	// the nixpkgs sandboxed build
+	t.Skip()
+
 	googleapisDirPath := filepath.Join(buftestingDirPath, testGoogleapisDirPath)
 	require.NoError(
 		t,