diff --git a/go.mod b/go.mod
index 3df593e6..02ef0da2 100644
--- a/go.mod
+++ b/go.mod
@@ -26,6 +26,7 @@ require (
 	github.com/howeyc/gopass v0.0.0-20190910152052-7cb4b85ec19c
 	github.com/jesseduffield/gocui v0.3.0
 	github.com/k0kubun/pp v3.0.1+incompatible
+	github.com/knqyf263/go-apk-version v0.0.0-20200507080916-9f84b1e3c54c
 	github.com/knqyf263/go-cpe v0.0.0-20180327054844-659663f6eca2
 	github.com/knqyf263/go-deb-version v0.0.0-20190517075300-09fca494f03d
 	github.com/knqyf263/go-rpm-version v0.0.0-20170716094938-74609b86c936
diff --git a/go.sum b/go.sum
index d522cbd7..eb68d4a2 100644
--- a/go.sum
+++ b/go.sum
@@ -372,6 +372,8 @@ github.com/kisielk/errcheck v1.1.0/go.mod h1:EZBBE59ingxPouuu3KfxchcWSUPOHkagtvW
 github.com/kisielk/errcheck v1.2.0/go.mod h1:/BMXB+zMLi60iA8Vv6Ksmxu/1UDYcXs4uQLJ+jE2L00=
 github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
 github.com/knqyf263/berkeleydb v0.0.0-20190501065933-fafe01fb9662/go.mod h1:bu1CcN4tUtoRcI/B/RFHhxMNKFHVq/c3SV+UTyduoXg=
+github.com/knqyf263/go-apk-version v0.0.0-20200507080916-9f84b1e3c54c h1:qHcn6FUgD+GRk2ieUL3Re+/+rgjh+QK7Db2ClEUQ0RM=
+github.com/knqyf263/go-apk-version v0.0.0-20200507080916-9f84b1e3c54c/go.mod h1:q59u9px8b7UTj0nIjEjvmTWekazka6xIt6Uogz5Dm+8=
 github.com/knqyf263/go-cpe v0.0.0-20180327054844-659663f6eca2 h1:9CYbtr3i56D/rD6u6jJ/Aocsic9G+MupyVu7gb+QHF4=
 github.com/knqyf263/go-cpe v0.0.0-20180327054844-659663f6eca2/go.mod h1:XM58Cg7dN+g0J9UPVmKjiXWlGi55lx+9IMs0IMoFWQo=
 github.com/knqyf263/go-deb-version v0.0.0-20190517075300-09fca494f03d h1:X4cedH4Kn3JPupAwwWuo4AzYp16P0OyLO9d7OnMZc/c=
diff --git a/oval/util.go b/oval/util.go
index 0ee65fbc..29a36d29 100644
--- a/oval/util.go
+++ b/oval/util.go
@@ -11,6 +11,7 @@ import (
 	"github.com/future-architect/vuls/config"
 	"github.com/future-architect/vuls/models"
 	"github.com/future-architect/vuls/util"
+	apkver "github.com/knqyf263/go-apk-version"
 	debver "github.com/knqyf263/go-deb-version"
 	rpmver "github.com/knqyf263/go-rpm-version"
 	"github.com/kotakanbe/goval-dictionary/db"
@@ -358,15 +359,26 @@ func isOvalDefAffected(def ovalmodels.Definition, req request, family string, ru
 var centosVerPattern = regexp.MustCompile(`\.[es]l(\d+)(?:_\d+)?(?:\.centos)?`)
 var esVerPattern = regexp.MustCompile(`\.el(\d+)(?:_\d+)?`)
 
-func lessThan(family, versionRelease string, packB ovalmodels.Package) (bool, error) {
+func lessThan(family, newVer string, packInOVAL ovalmodels.Package) (bool, error) {
 	switch family {
 	case config.Debian,
 		config.Ubuntu:
-		vera, err := debver.NewVersion(versionRelease)
+		vera, err := debver.NewVersion(newVer)
 		if err != nil {
 			return false, err
 		}
-		verb, err := debver.NewVersion(packB.Version)
+		verb, err := debver.NewVersion(packInOVAL.Version)
+		if err != nil {
+			return false, err
+		}
+		return vera.LessThan(verb), nil
+
+	case config.Alpine:
+		vera, err := apkver.NewVersion(newVer)
+		if err != nil {
+			return false, err
+		}
+		verb, err := apkver.NewVersion(packInOVAL.Version)
 		if err != nil {
 			return false, err
 		}
@@ -374,16 +386,15 @@ func lessThan(family, versionRelease string, packB ovalmodels.Package) (bool, er
 
 	case config.Oracle,
 		config.SUSEEnterpriseServer,
-		config.Alpine,
 		config.Amazon:
-		vera := rpmver.NewVersion(versionRelease)
-		verb := rpmver.NewVersion(packB.Version)
+		vera := rpmver.NewVersion(newVer)
+		verb := rpmver.NewVersion(packInOVAL.Version)
 		return vera.LessThan(verb), nil
 
 	case config.RedHat,
 		config.CentOS:
-		vera := rpmver.NewVersion(centosVerPattern.ReplaceAllString(versionRelease, ".el$1"))
-		verb := rpmver.NewVersion(esVerPattern.ReplaceAllString(packB.Version, ".el$1"))
+		vera := rpmver.NewVersion(centosVerPattern.ReplaceAllString(newVer, ".el$1"))
+		verb := rpmver.NewVersion(esVerPattern.ReplaceAllString(packInOVAL.Version, ".el$1"))
 		return vera.LessThan(verb), nil
 
 	default: