diff --git a/migrate.go b/migrate.go
index a57dceb5d..7763782a0 100644
--- a/migrate.go
+++ b/migrate.go
@@ -89,25 +89,25 @@ func New(sourceURL, databaseURL string) (*Migrate, error) {
 
 	sourceName, err := iurl.SchemeFromURL(sourceURL)
 	if err != nil {
-		return nil, err
+		return nil, fmt.Errorf("failed to parse scheme from source URL: %w", err)
 	}
 	m.sourceName = sourceName
 
 	databaseName, err := iurl.SchemeFromURL(databaseURL)
 	if err != nil {
-		return nil, err
+		return nil, fmt.Errorf("failed to parse scheme from database URL: %w", err)
 	}
 	m.databaseName = databaseName
 
 	sourceDrv, err := source.Open(sourceURL)
 	if err != nil {
-		return nil, err
+		return nil, fmt.Errorf("failed to open source, %q: %w", sourceURL, err)
 	}
 	m.sourceDrv = sourceDrv
 
 	databaseDrv, err := database.Open(databaseURL)
 	if err != nil {
-		return nil, err
+		return nil, fmt.Errorf("failed to open database, %q: %w", databaseURL, err)
 	}
 	m.databaseDrv = databaseDrv
 
@@ -131,7 +131,7 @@ func NewWithDatabaseInstance(sourceURL string, databaseName string, databaseInst
 
 	sourceDrv, err := source.Open(sourceURL)
 	if err != nil {
-		return nil, err
+		return nil, fmt.Errorf("failed to open source, %q: %w", sourceURL, err)
 	}
 	m.sourceDrv = sourceDrv
 
@@ -149,7 +149,7 @@ func NewWithSourceInstance(sourceName string, sourceInstance source.Driver, data
 
 	databaseName, err := iurl.SchemeFromURL(databaseURL)
 	if err != nil {
-		return nil, err
+		return nil, fmt.Errorf("failed to parse scheme from database URL: %w", err)
 	}
 	m.databaseName = databaseName
 
@@ -157,7 +157,7 @@ func NewWithSourceInstance(sourceName string, sourceInstance source.Driver, data
 
 	databaseDrv, err := database.Open(databaseURL)
 	if err != nil {
-		return nil, err
+		return nil, fmt.Errorf("failed to open database, %q: %w", databaseURL, err)
 	}
 	m.databaseDrv = databaseDrv