diff --git a/cpukit/libmisc/shell/main_mmove.c b/cpukit/libmisc/shell/main_mmove.c
index 38731b10a2..0029882d62 100644
--- a/cpukit/libmisc/shell/main_mmove.c
+++ b/cpukit/libmisc/shell/main_mmove.c
@@ -62,7 +62,7 @@ static int rtems_shell_main_mmove(
   /*
    *  Now copy the memory.
    */
-  memcpy(dst, src, length);
+  memmove(dst, src, length);
 
  return 0;
 }