diff --git a/modules/packages/arch/metadata.go b/modules/packages/arch/metadata.go
index 379fd81f67..dc51956aef 100644
--- a/modules/packages/arch/metadata.go
+++ b/modules/packages/arch/metadata.go
@@ -23,6 +23,11 @@ import (
 	"github.com/mholt/archiver/v3"
 )
 
+const (
+	PropertyDescription = "arch.description"
+	PropertySignature   = "arch.signature"
+)
+
 var (
 	// https://man.archlinux.org/man/PKGBUILD.5
 	reName   = regexp.MustCompile(`^[a-zA-Z0-9@._+-]+$`)
diff --git a/services/packages/arch/service.go b/services/packages/arch/service.go
index aa11a73048..a5859009c0 100644
--- a/services/packages/arch/service.go
+++ b/services/packages/arch/service.go
@@ -44,7 +44,7 @@ func GetPackageSignature(ctx *context.Context, distro, file string) (*bytes.Read
 	}
 
 	for _, pp := range proprs {
-		if pp.Name == "sign" {
+		if pp.Name == arch_module.PropertySignature {
 			b, err := hex.DecodeString(pp.Value)
 			if err != nil {
 				return nil, err
@@ -116,7 +116,7 @@ func CreatePacmanDb(ctx *context.Context, owner, arch, distro string) (*bytes.Bu
 			}
 
 			pps, err := packages_model.GetPropertiesByName(
-				ctx, packages_model.PropertyTypeFile, pf.ID, "desc",
+				ctx, packages_model.PropertyTypeFile, pf.ID, arch_module.PropertyDescription,
 			)
 			if err != nil {
 				return nil, err
diff --git a/services/packages/arch/upload.go b/services/packages/arch/upload.go
index 654bbebf9b..0a5e7eb245 100644
--- a/services/packages/arch/upload.go
+++ b/services/packages/arch/upload.go
@@ -37,14 +37,14 @@ func UploadArchPackage(ctx *context.Context, upload io.Reader, filename, distro,
 	}
 
 	properties := map[string]string{
-		"desc": p.Desc(),
+		arch_module.PropertyDescription: p.Desc(),
 	}
 	if sign != "" {
 		_, err := hex.DecodeString(sign)
 		if err != nil {
 			return true, nil, errors.New("unable to decode package signature")
 		}
-		properties["sign"] = sign
+		properties[arch_module.PropertySignature] = sign
 	}
 
 	ver, _, err := packages_service.CreatePackageOrAddFileToExisting(