diff --git a/include/crm/pengine/status_compat.h b/include/crm/pengine/status_compat.h
index ece174f3f4..d6035ae419 100644
--- a/include/crm/pengine/status_compat.h
+++ b/include/crm/pengine/status_compat.h
@@ -1,52 +1,45 @@
 /*
  * Copyright 2004-2024 the Pacemaker project contributors
  *
  * The version control history for this file may have further details.
  *
  * This source code is licensed under the GNU Lesser General Public License
  * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY.
  */
 
 #ifndef PCMK__CRM_PENGINE_STATUS_COMPAT__H
 #define PCMK__CRM_PENGINE_STATUS_COMPAT__H
 
 #include <stdbool.h>                // bool
 #include <crm/common/util.h>        // pcmk_is_set()
 #include <crm/common/scheduler.h>   // pcmk_resource_t, pcmk_rsc_unique, etc.
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
 /**
  * \file
  * \brief Deprecated Pacemaker scheduler utilities
  * \ingroup pengine
  * \deprecated Do not include this header directly. The utilities in this
  *             header, and the header itself, will be removed in a future
  *             release.
  */
 
 // NOTE: sbd (as of at least 1.5.2) uses this
 //! \deprecated Use pcmk_find_node() with scheduler object instead
 pcmk_node_t *pe_find_node(const GList *node_list, const char *node_name);
 
 //! \deprecated Compare variant directly instead
 static inline bool
 pe_rsc_is_clone(const pcmk_resource_t *rsc)
 {
     return (rsc != NULL) && (rsc->variant == pcmk_rsc_variant_clone);
 }
 
-//! \deprecated Compare variant and flags directly
-static inline bool
-pe_rsc_is_unique_clone(const pcmk_resource_t *rsc)
-{
-    return pe_rsc_is_clone(rsc) && pcmk_is_set(rsc->flags, pcmk_rsc_unique);
-}
-
 #ifdef __cplusplus
 }
 #endif
 
 #endif // PCMK__CRM_PENGINE_STATUS_COMPAT__H