diff --git a/server.go b/server.go
index dd39e02..44efafa 100644
--- a/server.go
+++ b/server.go
@@ -21,7 +21,7 @@ type SnapshotRecord struct {
 }
 
 type SnapshotSubmission struct {
-	Timestamp time.Time `json:"time"`
+	Timestamp float32 `json:"time"`
 	Temp float32 `json:"temp"`
 	Humidity float32 `json:"humidity"`
 	Co2 float32 `json:"co2"`