diff --git a/defaults/linuxrc b/defaults/linuxrc
index 6d156d7..0403b4d 100755
--- a/defaults/linuxrc
+++ b/defaults/linuxrc
@@ -250,7 +250,7 @@ fi
 
 # Set variables based on the value of REAL_ROOT
 case "${REAL_ROOT}" in
-	ZFS*)
+	ZFS=*)
 		ZFS_POOL=${REAL_ROOT#*=}
 		ZFS_POOL=${ZFS_POOL%%/*}
 		USE_ZFS=1