diff --git a/HealthImport/Model/MetadataValue.swift b/HealthImport/Model/MetadataValue.swift
index 969d161..2294648 100644
--- a/HealthImport/Model/MetadataValue.swift
+++ b/HealthImport/Model/MetadataValue.swift
@@ -57,7 +57,7 @@ extension MetadataValue: CustomStringConvertible {
         case .date(let value):
             return value.timeAndDateText
         case .numerical(let value, let unit):
-            return String(format: "%.3f %s", value, unit)
+            return String(format: "%.3f ", value) + unit
         case .data(let value):
             return value.description
         }