diff --git a/makevms.com b/makevms.com
index 79e6387d66832c07bd95220122dc28b992ea145d..19deed1e13f6acc335b8cc0f756183bf99a495b7 100755
--- a/makevms.com
+++ b/makevms.com
@@ -317,7 +317,12 @@ $   WRITE H_FILE "#define THIRTY_TWO_BIT"
 $   WRITE H_FILE "#undef SIXTEEN_BIT"
 $   WRITE H_FILE "#undef EIGHT_BIT"
 $   WRITE H_FILE "#endif"
-$
+$!
+$   WRITE H_FILE "#if defined(HEADER_SHA_H)"
+$   WRITE H_FILE "#undef OPENSSL_NO_SHA512"
+$   WRITE H_FILE "#define OPENSSL_NO_SHA512"
+$   WRITE H_FILE "#endif"
+$!
 $   WRITE H_FILE "#undef OPENSSL_EXPORT_VAR_AS_FUNCTION"
 $   WRITE H_FILE "#define OPENSSL_EXPORT_VAR_AS_FUNCTION"
 $!