diff --git a/internal/db/interface.go b/internal/db/interface.go
index 1ce6006..b16f598 100644
--- a/internal/db/interface.go
+++ b/internal/db/interface.go
@@ -106,7 +106,9 @@ type DBClient interface {
 	) (*DbResultMap[model.DelegationDocument], error)
 	// SaveTermsAcceptance saves the acceptance of the terms of service of the public key
 	SaveTermsAcceptance(ctx context.Context, termsAcceptance *model.TermsAcceptance) error
+	// GetLatestBtcPrice fetches the BTC price from the database.
 	GetLatestBtcPrice(ctx context.Context) (*model.BtcPrice, error)
+	// SetBtcPrice sets the latest BTC price in the database.
 	SetBtcPrice(ctx context.Context, price float64) error
 }
 
diff --git a/internal/services/btc_price.go b/internal/services/btc_price.go
index 2251f64..d37471a 100644
--- a/internal/services/btc_price.go
+++ b/internal/services/btc_price.go
@@ -38,8 +38,7 @@ func (s *Services) GetLatestBtcPriceUsd(ctx context.Context) (float64, error) {
 
 			// Store in MongoDB with TTL
 			if err := s.DbClient.SetBtcPrice(ctx, price); err != nil {
-				log.Ctx(ctx).Error().Err(err).Msg("failed to cache btc price")
-				// Don't return error here, we can still return the price
+				return 0, fmt.Errorf("failed to cache btc price: %w", err)
 			}
 
 			return price, nil