diff --git a/configuration/global.go b/configuration/global.go
index 880729df..f68d97a9 100644
--- a/configuration/global.go
+++ b/configuration/global.go
@@ -2295,10 +2295,7 @@ func serializeWurflOptions(p parser.Parser, options *models.GlobalWurflOptions)
 	if err := serializeStringOption(p, "wurfl-patch-file", options.PatchFile); err != nil {
 		return err
 	}
-	if err := serializeInt64Option(p, "wurfl-cache-size", options.CacheSize); err != nil {
-		return err
-	}
-	return nil
+	return serializeInt64Option(p, "wurfl-cache-size", options.CacheSize)
 }
 
 func serializeDeviceAtlasOptions(p parser.Parser, options *models.GlobalDeviceAtlasOptions) error {
@@ -2314,10 +2311,7 @@ func serializeDeviceAtlasOptions(p parser.Parser, options *models.GlobalDeviceAt
 	if err := serializeStringOption(p, "deviceatlas-separator", options.Separator); err != nil {
 		return err
 	}
-	if err := serializeStringOption(p, "deviceatlas-properties-cookie", options.PropertiesCookie); err != nil {
-		return err
-	}
-	return nil
+	return serializeStringOption(p, "deviceatlas-properties-cookie", options.PropertiesCookie)
 }
 
 func serializeFiftyOneDegreesOptions(p parser.Parser, options *models.GlobalFiftyOneDegreesOptions) error {
@@ -2333,10 +2327,7 @@ func serializeFiftyOneDegreesOptions(p parser.Parser, options *models.GlobalFift
 	if err := serializeStringOption(p, "51degrees-property-separator", options.PropertySeparator); err != nil {
 		return err
 	}
-	if err := serializeInt64Option(p, "51degrees-cache-size", options.CacheSize); err != nil {
-		return err
-	}
-	return nil
+	return serializeInt64Option(p, "51degrees-cache-size", options.CacheSize)
 }
 
 func serializeTuneOptions(p parser.Parser, options *models.GlobalTuneOptions) error { //nolint:gocognit,gocyclo,cyclop,maintidx