diff --git a/src/database/database.c b/src/database/database.c
index 5db5512..3cf1d66 100644
--- a/src/database/database.c
+++ b/src/database/database.c
@@ -163,7 +163,7 @@ void database_open(database_t *db) {
                 &db->write_document_sidecar_stmt, NULL));
         CRASH_IF_NOT_SQLITE_OK(sqlite3_prepare_v2(
                 db->db,
-                "REPLACE INTO document (id, mtime, size, json_data) VALUES (?, ?, ?, ?);", -1,
+                "REPLACE INTO document (id, mtime, size, json_data, version) VALUES (?, ?, ?, ?, (SELECT max(id) FROM version));", -1,
                 &db->write_document_stmt, NULL));
         CRASH_IF_NOT_SQLITE_OK(sqlite3_prepare_v2(
                 db->db,
@@ -796,3 +796,8 @@ cJSON *database_get_document(database_t *db, char *doc_id) {
 
     return json;
 }
+
+void database_increment_version(database_t *db) {
+    CRASH_IF_NOT_SQLITE_OK(sqlite3_exec(
+            db->db, "INSERT INTO version DEFAULT VALUES", NULL, NULL, NULL));
+}
diff --git a/src/database/database.h b/src/database/database.h
index 90e542d..07693f3 100644
--- a/src/database/database.h
+++ b/src/database/database.h
@@ -126,6 +126,8 @@ void database_open(database_t *db);
 
 void database_close(database_t *, int optimize);
 
+void database_increment_version(database_t *db);
+
 void database_write_thumbnail(database_t *db, const char *id, int num, void *data, size_t data_size);
 
 void *database_read_thumbnail(database_t *db, const char *id, int num, size_t *return_value_len);
diff --git a/src/database/database_schema.c b/src/database/database_schema.c
index 960f777..42303c1 100644
--- a/src/database/database_schema.c
+++ b/src/database/database_schema.c
@@ -96,9 +96,15 @@ const char *IndexDatabaseSchema =
         "   PRIMARY KEY(id, num)"
         ") WITHOUT ROWID;"
         ""
+        "CREATE TABLE version ("
+        "   id INTEGER PRIMARY KEY AUTOINCREMENT,"
+        "   date TEXT NOT NULL DEFAULT (CURRENT_TIMESTAMP)"
+        ");"
+        ""
         "CREATE TABLE document ("
         "   id TEXT PRIMARY KEY CHECK ( length(id) = 32 ),"
         "   marked INTEGER NOT NULL DEFAULT (1),"
+        "   version INTEGER NOT NULL REFERENCES version(id),"
         "   mtime INTEGER NOT NULL,"
         "   size INTEGER NOT NULL,"
         "   json_data TEXT NOT NULL CHECK ( json_valid(json_data) )"
diff --git a/src/main.c b/src/main.c
index b6d4310..c26b1eb 100644
--- a/src/main.c
+++ b/src/main.c
@@ -75,6 +75,8 @@ void database_scan_begin(scan_args_t *args) {
         database_write_index_descriptor(db, desc);
     }
 
+    database_increment_version(db);
+
     database_close(db, FALSE);
 }
 
diff --git a/src/sist.h b/src/sist.h
index 7e8ad8e..035509f 100644
--- a/src/sist.h
+++ b/src/sist.h
@@ -51,11 +51,11 @@
 #include <ctype.h>
 #include "git_hash.h"
 
-#define VERSION "3.1.4"
+#define VERSION "3.2.0"
 static const char *const Version = VERSION;
 static const int VersionMajor = 3;
-static const int VersionMinor = 1;
-static const int VersionPatch = 4;
+static const int VersionMinor = 2;
+static const int VersionPatch = 0;
 
 #ifndef SIST_PLATFORM
 #define SIST_PLATFORM unknown