diff --git a/src/node_sqlite3.cc b/src/node_sqlite3.cc
index 64326f784..9c3007005 100644
--- a/src/node_sqlite3.cc
+++ b/src/node_sqlite3.cc
@@ -22,6 +22,9 @@ NAN_MODULE_INIT(RegisterModule) {
     DEFINE_CONSTANT_INTEGER(target, SQLITE_OPEN_READWRITE, OPEN_READWRITE);
     DEFINE_CONSTANT_INTEGER(target, SQLITE_OPEN_CREATE, OPEN_CREATE);
     DEFINE_CONSTANT_INTEGER(target, SQLITE_OPEN_FULLMUTEX, OPEN_FULLMUTEX);
+    DEFINE_CONSTANT_INTEGER(target, SQLITE_OPEN_URI, OPEN_URI);
+    DEFINE_CONSTANT_INTEGER(target, SQLITE_OPEN_SHAREDCACHE, OPEN_SHAREDCACHE);
+    DEFINE_CONSTANT_INTEGER(target, SQLITE_OPEN_PRIVATECACHE, OPEN_PRIVATECACHE);
     DEFINE_CONSTANT_STRING(target, SQLITE_VERSION, VERSION);
 #ifdef SQLITE_SOURCE_ID
     DEFINE_CONSTANT_STRING(target, SQLITE_SOURCE_ID, SOURCE_ID);
diff --git a/test/constants.test.js b/test/constants.test.js
index fc9ebf4d7..7e1affdda 100644
--- a/test/constants.test.js
+++ b/test/constants.test.js
@@ -6,7 +6,10 @@ describe('constants', function() {
         assert.ok(sqlite3.OPEN_READONLY === 1);
         assert.ok(sqlite3.OPEN_READWRITE === 2);
         assert.ok(sqlite3.OPEN_CREATE === 4);
+        assert.ok(sqlite3.OPEN_URI === 0x00000040);
         assert.ok(sqlite3.OPEN_FULLMUTEX === 0x00010000);
+        assert.ok(sqlite3.OPEN_SHAREDCACHE === 0x00020000);
+        assert.ok(sqlite3.OPEN_PRIVATECACHE === 0x00040000);
     });
 
     it('should have the right error flags', function() {
diff --git a/test/open_close.test.js b/test/open_close.test.js
index 649e21789..49d2af791 100644
--- a/test/open_close.test.js
+++ b/test/open_close.test.js
@@ -30,6 +30,64 @@ describe('open/close', function() {
             helper.deleteFile('test/tmp/test_create.db');
         });
     });
+    
+    describe('open and close non-existant shared database', function() {
+        before(function() {
+            helper.deleteFile('test/tmp/test_create_shared.db');
+        });
+
+        var db;
+        it('should open the database', function(done) {
+            db = new sqlite3.Database('file:./test/tmp/test_create_shared.db', sqlite3.OPEN_URI | sqlite3.OPEN_SHAREDCACHE | sqlite3.OPEN_READWRITE | sqlite3.OPEN_CREATE, done);
+        });
+
+        it('should close the database', function(done) {
+            db.close(done);
+        });
+
+        it('should have created the file', function() {
+            assert.fileExists('test/tmp/test_create_shared.db');
+        });
+
+        after(function() {
+            helper.deleteFile('test/tmp/test_create_shared.db');
+        });
+    });
+
+
+    (sqlite3.VERSION_NUMBER < 3008000 ? describe.skip : describe)('open and close shared memory database', function() {
+
+        var db1;
+        var db2;
+
+        it('should open the first database', function(done) {
+            db1 = new sqlite3.Database('file:./test/tmp/test_memory.db?mode=memory', sqlite3.OPEN_URI | sqlite3.OPEN_SHAREDCACHE | sqlite3.OPEN_READWRITE | sqlite3.OPEN_CREATE, done);
+        });
+
+        it('should open the second database', function(done) {
+            db2 = new sqlite3.Database('file:./test/tmp/test_memory.db?mode=memory', sqlite3.OPEN_URI | sqlite3.OPEN_SHAREDCACHE | sqlite3.OPEN_READWRITE | sqlite3.OPEN_CREATE, done);
+        });
+
+        it('first database should set the user_version', function(done) {
+            db1.exec('PRAGMA user_version=42', done);
+        });
+
+        it('second database should get the user_version', function(done) {
+            db2.get('PRAGMA user_version', function(err, row) {
+                if (err) throw err;
+                assert.equal(row.user_version, 42);
+                done();
+            });
+        });
+
+        it('should close the first database', function(done) {
+            db1.close(done);
+        });
+
+        it('should close the second database', function(done) {
+            db2.close(done);
+        });
+    });
 
     it('should not be unable to open an inaccessible database', function(done) {
         // NOTE: test assumes that the user is not allowed to create new files