diff --git a/spec/async_spec.rb b/spec/async_spec.rb
index 9405fb2..0bcbaa1 100644
--- a/spec/async_spec.rb
+++ b/spec/async_spec.rb
@@ -26,6 +26,16 @@ context 'with asynchronous suggestions enabled' do
       end
     end
   end
+
+  describe 'exiting a subshell' do
+    it 'should not cause error messages to be printed' do
+      session.run_command('$(exit)')
+
+      sleep 1
+
+      expect(session.content).to eq('$(exit)')
+    end
+  end
 end
 
 
diff --git a/src/async.zsh b/src/async.zsh
index de55e1d..9a0cfaa 100644
--- a/src/async.zsh
+++ b/src/async.zsh
@@ -83,13 +83,11 @@ _zsh_autosuggest_async_pty_create() {
 }
 
 _zsh_autosuggest_async_pty_destroy() {
-	if zpty -t $ZSH_AUTOSUGGEST_ASYNC_PTY_NAME &>/dev/null; then
-		# Remove the input handler
-		zle -F $_ZSH_AUTOSUGGEST_PTY_FD &>/dev/null
+	# Remove the input handler
+	zle -F $_ZSH_AUTOSUGGEST_PTY_FD &>/dev/null
 
-		# Destroy the zpty
-		zpty -d $ZSH_AUTOSUGGEST_ASYNC_PTY_NAME &>/dev/null
-	fi
+	# Destroy the zpty
+	zpty -d $ZSH_AUTOSUGGEST_ASYNC_PTY_NAME &>/dev/null
 }
 
 _zsh_autosuggest_async_pty_recreate() {
diff --git a/zsh-autosuggestions.zsh b/zsh-autosuggestions.zsh
index 7f6e7de..3443469 100644
--- a/zsh-autosuggestions.zsh
+++ b/zsh-autosuggestions.zsh
@@ -661,13 +661,11 @@ _zsh_autosuggest_async_pty_create() {
 }
 
 _zsh_autosuggest_async_pty_destroy() {
-	if zpty -t $ZSH_AUTOSUGGEST_ASYNC_PTY_NAME &>/dev/null; then
-		# Remove the input handler
-		zle -F $_ZSH_AUTOSUGGEST_PTY_FD &>/dev/null
+	# Remove the input handler
+	zle -F $_ZSH_AUTOSUGGEST_PTY_FD &>/dev/null
 
-		# Destroy the zpty
-		zpty -d $ZSH_AUTOSUGGEST_ASYNC_PTY_NAME &>/dev/null
-	fi
+	# Destroy the zpty
+	zpty -d $ZSH_AUTOSUGGEST_ASYNC_PTY_NAME &>/dev/null
 }
 
 _zsh_autosuggest_async_pty_recreate() {