diff --git a/frontend/src/app/shared/components/principal/principal-renderer.service.ts b/frontend/src/app/shared/components/principal/principal-renderer.service.ts
index a6c14feaa488..678594928537 100644
--- a/frontend/src/app/shared/components/principal/principal-renderer.service.ts
+++ b/frontend/src/app/shared/components/principal/principal-renderer.service.ts
@@ -109,7 +109,7 @@ export class PrincipalRendererService {
     const type = typeFromHref(hrefFromPrincipal(principal)) as PrincipalType;
 
     // Only actual users provide a hover card with additional info
-    if (type === 'group') {
+    if (type === 'group' || type === 'placeholder_user') {
       avatar.hoverCard = undefined;
     }