diff --git a/doc/mdb-ver.txt b/doc/mdb-ver.txt
index 3f5d1ee..d0c3137 100644
--- a/doc/mdb-ver.txt
+++ b/doc/mdb-ver.txt
@@ -9,7 +9,7 @@ SYNOPSIS
 DESCRIPTION
   mdb-ver is a utility program distributed with MDB Tools. 
 
-  It will return a single line of output with 'JET3' for those files produced in Access 97 format, 'JET4' for those produced by Access 2000, XP and 2003, 'ACE12' for those produced by Access 2007, or 'ACE14' for those produced by Access 2010.
+  It will return a single line of output corresponding to the program that produced the file: 'JET3' (for files produced by Access 97), 'JET4' (Access 2000, XP and 2003), 'ACE12' (Access 2007), 'ACE14' (Access 2010), 'ACE15' (Access 2013), or 'ACE16' (Access 2016).
 
 OPTIONS
 
diff --git a/include/mdbtools.h b/include/mdbtools.h
index bdd8a50..651b390 100644
--- a/include/mdbtools.h
+++ b/include/mdbtools.h
@@ -66,9 +66,11 @@ enum {
 };
 enum {
 	MDB_VER_JET3 = 0,
-	MDB_VER_JET4 = 1,
+	MDB_VER_JET4 = 0x01,
 	MDB_VER_ACCDB_2007 = 0x02,
-	MDB_VER_ACCDB_2010 = 0x0103
+	MDB_VER_ACCDB_2010 = 0x03,
+	MDB_VER_ACCDB_2013 = 0x04,
+	MDB_VER_ACCDB_2016 = 0x05
 };
 enum {
 	MDB_FORM = 0,
diff --git a/src/gmdb2/info.c b/src/gmdb2/info.c
index 04b74cb..7c55884 100644
--- a/src/gmdb2/info.c
+++ b/src/gmdb2/info.c
@@ -71,6 +71,12 @@ MdbCatalogEntry *entry = mdb_get_catalogentry_by_name(mdb, "SummaryInfo");
 	case MDB_VER_ACCDB_2010:
 		version = "ACE 14 (Access 2010)";
 		break;
+	case MDB_VER_ACCDB_2013:
+		version = "ACE 15 (Access 2013)";
+		break;
+	case MDB_VER_ACCDB_2016:
+		version = "ACE 16 (Access 2016)";
+		break;
 	default:
 		version = "Unknown";
 	}
diff --git a/src/libmdb/file.c b/src/libmdb/file.c
index 206ab38..a738ed7 100644
--- a/src/libmdb/file.c
+++ b/src/libmdb/file.c
@@ -221,7 +221,7 @@ MdbHandle *mdb_open(const char *filename, MdbFileFlags flags)
 		mdb_close(mdb);
 		return NULL; 
 	}
-	mdb->f->jet_version = mdb_get_int32(mdb->pg_buf, 0x14);
+	mdb->f->jet_version = mdb_get_byte(mdb->pg_buf, 0x14);
 	switch(mdb->f->jet_version) {
 	case MDB_VER_JET3:
 		mdb->fmt = &MdbJet3Constants;
@@ -229,6 +229,8 @@ MdbHandle *mdb_open(const char *filename, MdbFileFlags flags)
 	case MDB_VER_JET4:
 	case MDB_VER_ACCDB_2007:
 	case MDB_VER_ACCDB_2010:
+	case MDB_VER_ACCDB_2013:
+	case MDB_VER_ACCDB_2016:
 		mdb->fmt = &MdbJet4Constants;
 		break;
 	default:
diff --git a/src/util/mdb-ver.c b/src/util/mdb-ver.c
index 0f18399..656164d 100644
--- a/src/util/mdb-ver.c
+++ b/src/util/mdb-ver.c
@@ -81,6 +81,12 @@ main(int argc, char **argv)
 	case MDB_VER_ACCDB_2010:
 		printf("ACE14\n");
 		break;
+	case MDB_VER_ACCDB_2013:
+		printf("ACE15\n");
+		break;
+	case MDB_VER_ACCDB_2016:
+		printf("ACE16\n");
+		break;
 	default:
 		printf(_("unknown database version\n"));
 		break;