diff --git a/postgresql-14.9.tar.bz2 b/postgresql-14.11.tar.bz2
similarity index 69%
rename from postgresql-14.9.tar.bz2
rename to postgresql-14.11.tar.bz2
index 6bc2f8de5f9d447f3b963fd5a34af1d1a8027841..1855a3c401099aca527ad0d4f6e9c207f8a62a58 100644
Binary files a/postgresql-14.9.tar.bz2 and b/postgresql-14.11.tar.bz2 differ
diff --git a/postgresql-14.11.tar.bz2.sha256 b/postgresql-14.11.tar.bz2.sha256
new file mode 100644
index 0000000000000000000000000000000000000000..34cfe9ad03c8e29161850717944060009d0d4214
--- /dev/null
+++ b/postgresql-14.11.tar.bz2.sha256
@@ -0,0 +1 @@
+a670bd7dce22dcad4297b261136b3b1d4a09a6f541719562aa14ca63bf2968a8  postgresql-14.11.tar.bz2
diff --git a/postgresql-14.9.tar.bz2.sha256 b/postgresql-14.9.tar.bz2.sha256
deleted file mode 100644
index 28aa965ef8f243def8ca7fe5b6e7b41ff83e172e..0000000000000000000000000000000000000000
--- a/postgresql-14.9.tar.bz2.sha256
+++ /dev/null
@@ -1 +0,0 @@
-b1fe3ba9b1a7f3a9637dd1656dfdad2889016073fd4d35f13b50143cbbb6a8ef  postgresql-14.9.tar.bz2
diff --git a/postgresql-15.5.tar.bz2.sha256 b/postgresql-15.5.tar.bz2.sha256
deleted file mode 100644
index f5f8afa2d8214249687d9f97ebf42ceda23323b4..0000000000000000000000000000000000000000
--- a/postgresql-15.5.tar.bz2.sha256
+++ /dev/null
@@ -1 +0,0 @@
-8f53aa95d78eb8e82536ea46b68187793b42bba3b4f65aa342f540b23c9b10a6  postgresql-15.5.tar.bz2
diff --git a/postgresql-15.5-US.pdf b/postgresql-15.6-US.pdf
similarity index 85%
rename from postgresql-15.5-US.pdf
rename to postgresql-15.6-US.pdf
index 604cf64f49060a979795116510528b185ec8af99..386797a4ed6b6abb345588e6abb7fd2ae623557b 100644
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diff --git a/postgresql-15.5.tar.bz2 b/postgresql-15.6.tar.bz2
similarity index 70%
rename from postgresql-15.5.tar.bz2
rename to postgresql-15.6.tar.bz2
index b5dc7a295f5b94dce01d0f861a142e32fb517470..44c3d1564dab98a13dd291f7cafdea6533643087 100644
Binary files a/postgresql-15.5.tar.bz2 and b/postgresql-15.6.tar.bz2 differ
diff --git a/postgresql-15.6.tar.bz2.sha256 b/postgresql-15.6.tar.bz2.sha256
new file mode 100644
index 0000000000000000000000000000000000000000..b9cc1cf8358070b92750873b42f7ca37fb9082f9
--- /dev/null
+++ b/postgresql-15.6.tar.bz2.sha256
@@ -0,0 +1 @@
+8455146ed9c69c93a57de954aead0302cafad035c2b242175d6aa1e17ebcb2fb  postgresql-15.6.tar.bz2
diff --git a/postgresql.spec b/postgresql.spec
index c905c6d4ed66baca3adbe6658b5128c7f3f7ca76..c571cf172e60f0db910d732e92bac7cc2a3dc0a6 100644
--- a/postgresql.spec
+++ b/postgresql.spec
@@ -31,7 +31,7 @@
 Summary: PostgreSQL client programs
 Name: postgresql
 %global majorversion 15
-Version: %{majorversion}.5
+Version: %{majorversion}.6
 Release: 1
 
 # The PostgreSQL license is very similar to other MIT licenses, but the OSI
@@ -40,7 +40,7 @@ License: PostgreSQL
 Url: http://www.postgresql.org/
 
 %global prevmajorversion 14
-%global prevversion %{prevmajorversion}.9
+%global prevversion %{prevmajorversion}.11
 %global prev_prefix %{_libdir}/pgsql/postgresql-%{prevmajorversion}
 %global precise_version %{?epoch:%epoch:}%version-%release
 
@@ -1297,6 +1297,9 @@ make -C postgresql-setup-%{setup_version} check
 
 
 %changelog
+* Fri Mar 29 2024 xiejing <xiejing@kylinos.cn> - 15.6-1
+- update to 15.6
+
 * Tue Nov 14 2023 dillon chen <dillon.chen@gmail.com> - 15.5-1
 - update to 15.5