diff --git a/src/bind.zsh b/src/bind.zsh
index 757f640..cc020de 100644
--- a/src/bind.zsh
+++ b/src/bind.zsh
@@ -66,6 +66,9 @@ _zsh_autosuggest_bind_widgets() {
 
 # Given the name of an original widget and args, invoke it, if it exists
 _zsh_autosuggest_invoke_original_widget() {
+	# Do nothing unless called with at least one arg
+	[ $# -gt 0 ] || return
+
 	local original_widget_name=$1
 
 	shift
diff --git a/zsh-autosuggestions.zsh b/zsh-autosuggestions.zsh
index 40c58bc..5579101 100644
--- a/zsh-autosuggestions.zsh
+++ b/zsh-autosuggestions.zsh
@@ -168,6 +168,9 @@ _zsh_autosuggest_bind_widgets() {
 
 # Given the name of an original widget and args, invoke it, if it exists
 _zsh_autosuggest_invoke_original_widget() {
+	# Do nothing unless called with at least one arg
+	[ $# -gt 0 ] || return
+
 	local original_widget_name=$1
 
 	shift