diff --git a/protocol/version.go b/protocol/version.go
index f1959632..606500db 100644
--- a/protocol/version.go
+++ b/protocol/version.go
@@ -43,15 +43,8 @@ func IsSupportedVersion(supported []VersionNumber, v VersionNumber) bool {
 // the versions in other do not need to be ordered
 // it returns true and the version number, if there is one, otherwise false
 func HighestSupportedVersion(other []VersionNumber) (bool, VersionNumber) {
-	var otherSupported []VersionNumber
-	for _, ver := range other {
-		if ver != VersionUnsupported {
-			otherSupported = append(otherSupported, ver)
-		}
-	}
-
 	for _, v := range SupportedVersions {
-		for _, ver := range otherSupported {
+		for _, ver := range other {
 			if ver == v {
 				return true, ver
 			}
diff --git a/public_header.go b/public_header.go
index afe1dbef..5aa036f3 100644
--- a/public_header.go
+++ b/public_header.go
@@ -196,9 +196,6 @@ func ParsePublicHeader(b *bytes.Reader, packetSentBy protocol.Perspective) (*Pub
 						break
 					}
 					v := protocol.VersionTagToNumber(versionTag)
-					if !protocol.IsSupportedVersion(protocol.SupportedVersions, v) {
-						v = protocol.VersionUnsupported
-					}
 					header.SupportedVersions = append(header.SupportedVersions, v)
 				}
 			}
diff --git a/public_header_test.go b/public_header_test.go
index 9a1e7ac6..2ee79df5 100644
--- a/public_header_test.go
+++ b/public_header_test.go
@@ -111,16 +111,16 @@ var _ = Describe("Public Header", func() {
 				Expect(b.Len()).To(BeZero())
 			})
 
-			It("sets version numbers to unsupported, if we don't support them", func() {
+			It("reads version negotiation packets containing unsupported versions", func() {
 				data := []byte{0x9, 0xf6, 0x19, 0x86, 0x66, 0x9b, 0x9f, 0xfa, 0x4c}
 				data = appendVersion(data, 1) // unsupported version
 				data = appendVersion(data, protocol.SupportedVersions[0])
-				data = appendVersion(data, 1337) // unsupported version
+				data = appendVersion(data, 99) // unsupported version
 				b := bytes.NewReader(data)
 				hdr, err := ParsePublicHeader(b, protocol.PerspectiveServer)
 				Expect(err).ToNot(HaveOccurred())
 				Expect(hdr.VersionFlag).To(BeTrue())
-				Expect(hdr.SupportedVersions).To(Equal([]protocol.VersionNumber{protocol.VersionUnsupported, protocol.SupportedVersions[0], protocol.VersionUnsupported}))
+				Expect(hdr.SupportedVersions).To(Equal([]protocol.VersionNumber{1, protocol.SupportedVersions[0], 99}))
 				Expect(b.Len()).To(BeZero())
 			})