diff --git a/tpm2-tools-5.4.tar.gz b/tpm2-tools-5.4.tar.gz
deleted file mode 100644
index ca9dbd6..0000000
Binary files a/tpm2-tools-5.4.tar.gz and /dev/null differ
diff --git a/tpm2-tools-5.5.tar.gz b/tpm2-tools-5.5.tar.gz
new file mode 100644
index 0000000..127cb3e
Binary files /dev/null and b/tpm2-tools-5.5.tar.gz differ
diff --git a/tpm2-tools.spec b/tpm2-tools.spec
index e5b0d69..65eec4a 100644
--- a/tpm2-tools.spec
+++ b/tpm2-tools.spec
@@ -1,5 +1,5 @@
 Name:          tpm2-tools
-Version:       5.4
+Version:       5.5
 Release:       1
 Summary:       A TPM2.0 testing tool based on TPM2.0-TSS
 License:       BSD
@@ -57,6 +57,9 @@ make check
 %{_mandir}/*/*
 
 %changelog
+* Tue Jul 18 2023 jinlun <jinlun@huawei.com> - 5.5-1
+- update to 5.5
+
 * Tue Dec 20 2022 wangyunjia <yunjia.wang@huawei.com> - 5.4-1
 - update to 5.4