diff --git a/cmd/internal/mongo.go b/cmd/internal/mongo.go
index d74c6b6..c1ca23c 100644
--- a/cmd/internal/mongo.go
+++ b/cmd/internal/mongo.go
@@ -23,6 +23,12 @@ func MongoFlags() []cli.Flag {
 			EnvVars: []string{"MONGODB_URI"},
 			Value:   "mongodb://mongoadmin:secret@localhost:27017",
 		},
+		&cli.StringFlag{
+			Name:    "mongodb-database",
+			Usage:   "MongoDB database",
+			EnvVars: []string{"MONGODB_DATABASE"},
+			Value:   "plugin",
+		},
 		&cli.Uint64Flag{
 			Name:    "mongodb-minpool",
 			Usage:   "MongoDB Min Pool Size",
@@ -42,7 +48,7 @@ func MongoFlags() []cli.Flag {
 func BuildMongoConfig(cliCtx *cli.Context) mongodb.Config {
 	return mongodb.Config{
 		URI:      cliCtx.String("mongodb-uri"),
-		Database: "plugin",
+		Database: cliCtx.String("mongodb-database"),
 		MinPool:  cliCtx.Uint64("mongodb-minpool"),
 		MaxPool:  cliCtx.Uint64("mongodb-maxpool"),
 	}
diff --git a/readme.md b/readme.md
index b087dd3..bc76501 100644
--- a/readme.md
+++ b/readme.md
@@ -22,6 +22,7 @@ OPTIONS:
    --tracing-password value     Password to connect to Jaeger (default: "jaeger") [$TRACING_PASSWORD]
    --tracing-probability value  Probability to send traces (default: 0) [$TRACING_PROBABILITY]
    --mongodb-uri value          MongoDB connection string (default: "mongodb://mongoadmin:secret@localhost:27017") [$MONGODB_URI]
+   --mongodb-database value     MongoDB database (default: "plugin") [$MONGODB_DATABASE]
    --mongodb-minpool value      MongoDB Min Pool Size (default: 10) [$MONGODB_MIN_POOL]
    --mongodb-maxpool value      MongoDB Max Pool Size (default: 30) [$MONGODB_MAX_POOL]
    --help, -h                   show help