diff --git a/cmd/dendritejs/main.go b/cmd/dendritejs/main.go
index 3b6f59547..21ea1f361 100644
--- a/cmd/dendritejs/main.go
+++ b/cmd/dendritejs/main.go
@@ -63,6 +63,7 @@ func generateKey() ed25519.PrivateKey {
 
 func main() {
 	cfg := &config.Dendrite{}
+	cfg.SetDefaults()
 	cfg.Kafka.UseNaffka = true
 	cfg.Database.Account = "file:dendritejs_account.db"
 	cfg.Database.AppService = "file:dendritejs_appservice.db"
@@ -80,6 +81,9 @@ func main() {
 		"matrix.org", "vector.im",
 	}
 	cfg.Matrix.PrivateKey = generateKey()
+	if err := cfg.Derive(); err != nil {
+		logrus.Fatalf("Failed to derive values from config: %s", err)
+	}
 	base := basecomponent.NewBaseDendrite(cfg, "Monolith")
 	defer base.Close() // nolint: errcheck
 
diff --git a/common/config/config.go b/common/config/config.go
index 0332d0358..22991036f 100644
--- a/common/config/config.go
+++ b/common/config/config.go
@@ -365,7 +365,7 @@ func loadConfig(
 		return nil, err
 	}
 
-	config.setDefaults()
+	config.SetDefaults()
 
 	if err = config.check(monolithic); err != nil {
 		return nil, err
@@ -398,7 +398,7 @@ func loadConfig(
 	config.Media.AbsBasePath = Path(absPath(basePath, config.Media.BasePath))
 
 	// Generate data from config options
-	err = config.derive()
+	err = config.Derive()
 	if err != nil {
 		return nil, err
 	}
@@ -406,9 +406,9 @@ func loadConfig(
 	return &config, nil
 }
 
-// derive generates data that is derived from various values provided in
+// Derive generates data that is derived from various values provided in
 // the config file.
-func (config *Dendrite) derive() error {
+func (config *Dendrite) Derive() error {
 	// Determine registrations flows based off config values
 
 	config.Derived.Registration.Params = make(map[string]interface{})
@@ -433,8 +433,8 @@ func (config *Dendrite) derive() error {
 	return nil
 }
 
-// setDefaults sets default config values if they are not explicitly set.
-func (config *Dendrite) setDefaults() {
+// SetDefaults sets default config values if they are not explicitly set.
+func (config *Dendrite) SetDefaults() {
 	if config.Matrix.KeyValidityPeriod == 0 {
 		config.Matrix.KeyValidityPeriod = 24 * time.Hour
 	}
diff --git a/go.mod b/go.mod
index 861ffd7a2..741a93185 100644
--- a/go.mod
+++ b/go.mod
@@ -18,7 +18,7 @@ require (
 	github.com/lib/pq v1.2.0
 	github.com/matrix-org/dugong v0.0.0-20171220115018-ea0a4690a0d5
 	github.com/matrix-org/go-http-js-libp2p v0.0.0-20200126031050-234d7bbbff9a
-	github.com/matrix-org/go-sqlite3-js v0.0.0-20200225115056-c0aef2609ba2
+	github.com/matrix-org/go-sqlite3-js v0.0.0-20200225224420-1ca1c9f64f82
 	github.com/matrix-org/gomatrix v0.0.0-20190528120928-7df988a63f26
 	github.com/matrix-org/gomatrixserverlib v0.0.0-20200124100636-0c2ec91d1df5
 	github.com/matrix-org/naffka v0.0.0-20200127221512-0716baaabaf1
diff --git a/go.sum b/go.sum
index 04621a153..ffcd17342 100644
--- a/go.sum
+++ b/go.sum
@@ -75,6 +75,12 @@ github.com/matrix-org/go-sqlite3-js v0.0.0-20200225105839-089f29e7c4bd h1:pz266H
 github.com/matrix-org/go-sqlite3-js v0.0.0-20200225105839-089f29e7c4bd/go.mod h1:e+cg2q7C7yE5QnAXgzo512tgFh1RbQLC0+jozuegKgo=
 github.com/matrix-org/go-sqlite3-js v0.0.0-20200225115056-c0aef2609ba2 h1:ZgjpruDBBat81KC7Mv2dTc3nsLp5mNV/C6p637NQoqw=
 github.com/matrix-org/go-sqlite3-js v0.0.0-20200225115056-c0aef2609ba2/go.mod h1:e+cg2q7C7yE5QnAXgzo512tgFh1RbQLC0+jozuegKgo=
+github.com/matrix-org/go-sqlite3-js v0.0.0-20200225214814-ffc26cc11c6c h1:anhIgTzzlpxfyMRg6zDu2ySXi6Rgm7OwjImULcb7fmU=
+github.com/matrix-org/go-sqlite3-js v0.0.0-20200225214814-ffc26cc11c6c/go.mod h1:e+cg2q7C7yE5QnAXgzo512tgFh1RbQLC0+jozuegKgo=
+github.com/matrix-org/go-sqlite3-js v0.0.0-20200225220001-0b5561bfc12f h1:OOE9IBDB9DEp3cXs+bxnEagiuANedhOocpoWTv9BbKk=
+github.com/matrix-org/go-sqlite3-js v0.0.0-20200225220001-0b5561bfc12f/go.mod h1:e+cg2q7C7yE5QnAXgzo512tgFh1RbQLC0+jozuegKgo=
+github.com/matrix-org/go-sqlite3-js v0.0.0-20200225224420-1ca1c9f64f82 h1:gFdtxNrSzfqVdMR/xGdactHjQBqb/eSPrrXwe/C/goE=
+github.com/matrix-org/go-sqlite3-js v0.0.0-20200225224420-1ca1c9f64f82/go.mod h1:e+cg2q7C7yE5QnAXgzo512tgFh1RbQLC0+jozuegKgo=
 github.com/matrix-org/gomatrix v0.0.0-20190130130140-385f072fe9af h1:piaIBNQGIHnni27xRB7VKkEwoWCgAmeuYf8pxAyG0bI=
 github.com/matrix-org/gomatrix v0.0.0-20190130130140-385f072fe9af/go.mod h1:3fxX6gUjWyI/2Bt7J1OLhpCzOfO/bB3AiX0cJtEKud0=
 github.com/matrix-org/gomatrix v0.0.0-20190528120928-7df988a63f26 h1:Hr3zjRsq2bhrnp3Ky1qgx/fzCtCALOoGYylh2tpS9K4=