diff --git a/src/strategies/completion.zsh b/src/strategies/completion.zsh
index ff13b81..5f71d98 100644
--- a/src/strategies/completion.zsh
+++ b/src/strategies/completion.zsh
@@ -87,7 +87,7 @@ _zsh_autosuggest_capture_buffer() {
 }
 
 _zsh_autosuggest_capture_completion() {
-	zmodload -s zsh/zpty || return
+	zmodload zsh/zpty 2>/dev/null || return
 
 	typeset -g completion
 	local line REPLY
diff --git a/zsh-autosuggestions.zsh b/zsh-autosuggestions.zsh
index 0052c69..41c659f 100644
--- a/zsh-autosuggestions.zsh
+++ b/zsh-autosuggestions.zsh
@@ -557,7 +557,7 @@ _zsh_autosuggest_capture_buffer() {
 }
 
 _zsh_autosuggest_capture_completion() {
-	zmodload -s zsh/zpty || return
+	zmodload zsh/zpty 2>/dev/null || return
 
 	typeset -g completion
 	local line REPLY