diff --git a/fs/mmap/fs_rammap.h b/fs/mmap/fs_rammap.h
index fc8a6c9b11..096c9c3fcf 100644
--- a/fs/mmap/fs_rammap.h
+++ b/fs/mmap/fs_rammap.h
@@ -81,22 +81,6 @@ extern struct fs_allmaps_s g_rammaps;
  * Public Function Prototypes
  ****************************************************************************/
 
-/****************************************************************************
- * Name: rammap_initialize
- *
- * Description:
- *   Verified that this capability has been initialized.
- *
- * Input Parameters:
- *   None
- *
- * Returned Value:
- *   None
- *
- ****************************************************************************/
-
-void rammap_initialize(void);
-
 /****************************************************************************
  * Name: rammmap
  *