diff --git a/tgt-vhdl/vhdl_config.h.in b/tgt-vhdl/vhdl_config.h.in
index 23193ebc2..dbb221b9e 100644
--- a/tgt-vhdl/vhdl_config.h.in
+++ b/tgt-vhdl/vhdl_config.h.in
@@ -6,9 +6,6 @@
 /* Define to 1 if you have the <malloc.h> header file. */
 #undef HAVE_MALLOC_H
 
-/* Define to 1 if you have the <memory.h> header file. */
-#undef HAVE_MEMORY_H
-
 /* Define to 1 if you have the <stdint.h> header file. */
 #undef HAVE_STDINT_H
 
diff --git a/vvp/codes.h b/vvp/codes.h
index 5558119c6..09b0a89cd 100644
--- a/vvp/codes.h
+++ b/vvp/codes.h
@@ -21,7 +21,6 @@
 
 # include  "pointers.h"
 # include  "vvp_net.h"
-# include  "memory.h"
 # include  "array.h"
 # include  "vthread.h"