diff --git a/bsps/arm/include/core_cm33.h b/bsps/arm/include/core_cm33.h
index bb2beebf30..969fc451f8 100644
--- a/bsps/arm/include/core_cm33.h
+++ b/bsps/arm/include/core_cm33.h
@@ -1,3 +1,6 @@
+/*
+ * The file was modified by RTEMS contributors.
+ */
 /**************************************************************************//**
  * @file     core_cm33.h
  * @brief    CMSIS Cortex-M33 Core Peripheral Access Layer Header File
@@ -2958,6 +2961,15 @@ __STATIC_INLINE uint32_t TZ_NVIC_GetPriority_NS(IRQn_Type IRQn)
 
 #endif
 
+#ifdef __rtems__
+/* ##########################  Cache functions  #################################### */
+
+#if ((defined (__ICACHE_PRESENT) && (__ICACHE_PRESENT == 1U)) || \
+     (defined (__DCACHE_PRESENT) && (__DCACHE_PRESENT == 1U)))
+#include "cachel1_armv7.h"
+#endif
+
+#endif /* __rtems__ */
 /* ##########################  FPU functions  #################################### */
 /**
   \ingroup  CMSIS_Core_FunctionInterface