diff --git a/xdg-terminal-exec b/xdg-terminal-exec
index c7a76bc..0485dc9 100755
--- a/xdg-terminal-exec
+++ b/xdg-terminal-exec
@@ -189,11 +189,7 @@ read_config_paths() {
 		# Let `read` trim leading/trailing whitespace from the IDs
 		while IFS=":$OIFS" read -r entry_id action_id; do
 			case $entry_id in
-			# Ignore comments
-			'#'*) ;;
-			# Catch directives first
-
-			# cache control
+			# Directives to toggle cache
 			/enable_cache)
 				debug "directive	$entry_id ${XTE_CACHE_ENABLED+'(ignored)'}"
 				CACHE_ENABLED=${XTE_CACHE_ENABLED-true}
@@ -202,20 +198,8 @@ read_config_paths() {
 				debug "directive	$entry_id ${XTE_CACHE_ENABLED+'(ignored)'}"
 				CACHE_ENABLED=${XTE_CACHE_ENABLED-false}
 				;;
-
-			# `[The extensionless entry filename] should be a valid D-Bus well-known name.`
-			# `a sequence of non-empty elements separated by dots (U+002E FULL STOP),
-			# none of which starts with a digit, and each of which contains only characters from the set [a-zA-Z0-9-_]`
-			# Stricter parts seem to be related only to reversed DNS notation but not common naming
-			# i.e. there is `2048-qt.desktop`.
-			# I do not know of any terminal that starts with a number, but it's valid.
-
-			# Catch and error on invalid entry ID
-			*[![:alnum:]_.-]*'.desktop' | '.desktop' | '')
-				error "Discarded invalid, possibly misspelled, entry ID '$entry_id'"
-				;;
-			# Catch valid entry ID
-			[[:alnum:]_]*'.desktop')
+			# Catch entry ID
+			[!#]*'.desktop')
 				READ_ENTRY_IDS=${READ_ENTRY_IDS:+${READ_ENTRY_IDS}${N}}$entry_id:$action_id
 				debug "$entry_id	: $action_id"
 				;;