diff --git a/sqlite3.go b/sqlite3.go
index 109a0cc..363a44a 100644
--- a/sqlite3.go
+++ b/sqlite3.go
@@ -1400,7 +1400,7 @@ func (d *SQLiteDriver) Open(dsn string) (driver.Conn, error) {
 	// Encrypt Keys
 	// The key pragma should be always called first
 	if encryptKey != "" {
-		if err := exec(fmt.Sprintf("PRAGMA key = %s;", encryptKey)); err != nil {
+		if err := exec(fmt.Sprintf(`PRAGMA key = "%s";`, encryptKey)); err != nil {
 			C.sqlite3_close_v2(db)
 			return nil, err
 		}
diff --git a/sqlite3_test.go b/sqlite3_test.go
index b184fc4..708b396 100644
--- a/sqlite3_test.go
+++ b/sqlite3_test.go
@@ -1207,7 +1207,7 @@ func TestEncryptoDatabase(t *testing.T) {
 	defer os.Remove(tempFilename)
 	defer db.Close()
 
-	_, err = db.Exec("PRAGMA key = 'password';")
+	_, err = db.Exec(`PRAGMA key = "x'123ABC'";`)
 	if err != nil {
 		t.Error("Failed to set encrypto key")
 	}
@@ -1239,7 +1239,7 @@ func TestEncryptoDatabase(t *testing.T) {
 		t.Error("Failed to db.QueryRow: not matched results")
 	}
 	db.Close()
-	db, err = sql.Open("sqlite3", tempFilename+"?_key=not_password")
+	db, err = sql.Open("sqlite3", tempFilename+"?_key=x'123000'")
 	if err != nil {
 		t.Fatal("Failed to open database:", err)
 	}
@@ -1249,7 +1249,7 @@ func TestEncryptoDatabase(t *testing.T) {
 		t.Error("Failed to encrypto database")
 	}
 	db.Close()
-	db, err = sql.Open("sqlite3", tempFilename+"?_key=password")
+	db, err = sql.Open("sqlite3", tempFilename+"?_key=x'123ABC'")
 	if err != nil {
 		t.Fatal("Failed to open database:", err)
 	}