diff --git a/src/vs/workbench/contrib/chat/browser/widget/input/editor/chatInputCompletions.ts b/src/vs/workbench/contrib/chat/browser/widget/input/editor/chatInputCompletions.ts
index fa0b91cd448b6..a2764515013be 100644
--- a/src/vs/workbench/contrib/chat/browser/widget/input/editor/chatInputCompletions.ts
+++ b/src/vs/workbench/contrib/chat/browser/widget/input/editor/chatInputCompletions.ts
@@ -79,7 +79,7 @@ class SlashCommandCompletions extends Disposable {
 					return null;
 				}
 
-				if (widget.lockedAgentId) {
+				if (widget.lockedAgentId && !widget.attachmentCapabilities.supportsPromptAttachments) {
 					return null;
 				}