diff --git a/misc/qubes_block.rules b/misc/qubes_block.rules
index 14503eef..ea8c28db 100644
--- a/misc/qubes_block.rules
+++ b/misc/qubes_block.rules
@@ -9,6 +9,7 @@ ENV{MAJOR}=="202", GOTO="qubes_block_end"
 # Skip device-mapper devices
 ENV{MAJOR}=="253", GOTO="qubes_block_end"
 
+IMPORT{db}="QUBES_EXPOSED"
 ACTION=="add", IMPORT{program}="/usr/lib/qubes/block_add_change"
 ACTION=="change", IMPORT{program}="/usr/lib/qubes/block_add_change"
 ACTION=="remove", RUN+="/usr/lib/qubes/block_remove"