diff --git a/bindep.txt b/bindep.txt
index 5ad62fa..245012a 100644
--- a/bindep.txt
+++ b/bindep.txt
@@ -1,7 +1,7 @@
 # selenium tests
 ffmpeg [selenium]
-firefox [selenium]
+firefox [selenium platform:ubuntu]
+firefox-esr [selenium platform:debian]
 xvfb [selenium platform:dpkg]
 # already part of xorg-x11-server on openSUSE
-xorg-x11-server-Xvfb [selenium platform:redhat]
-
+xorg-x11-server-Xvfb [selenium platform:redhat]
\ No newline at end of file