diff --git a/sx-open b/sx-open
index e7c7c96..5f08eaa 100755
--- a/sx-open
+++ b/sx-open
@@ -3,7 +3,6 @@
 
 # Source the config file.
 cfg_file="$HOME/.config/sx-open.cfg"
-cfg_uri_regex='^[A-Za-z]([A-Za-z0-9+.-]+)?://.+'
 [[ -f "$cfg_file" ]] && { source "$cfg_file"; }
 
 usage() { echo "${0##*/} <uri/file>"; }