diff --git a/.gitignore b/.gitignore
index f706c8c..5f8371c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,4 @@
 SOURCES/postgresql-13.7.tar.bz2
-SOURCES/postgresql-15.3-US.pdf
-SOURCES/postgresql-15.3.tar.bz2
+SOURCES/postgresql-15.5-US.pdf
+SOURCES/postgresql-15.5.tar.bz2
 SOURCES/postgresql-setup-8.8.tar.gz
diff --git a/.postgresql.metadata b/.postgresql.metadata
index 459d24b..87765bf 100644
--- a/.postgresql.metadata
+++ b/.postgresql.metadata
@@ -1,4 +1,4 @@
 cb4c0aed7cee21f3a1f4756fc61054d8ba756e2b SOURCES/postgresql-13.7.tar.bz2
-f4d3a973444b92cb3a53dd88d6343b79e8cb9638 SOURCES/postgresql-15.3-US.pdf
-a3888ef8f3a548a55b49429d9a076b19d5547899 SOURCES/postgresql-15.3.tar.bz2
+09a8705ab9589f63e1c661a2218ca58d916bbbc3 SOURCES/postgresql-15.5-US.pdf
+1688b684c181a3173a3f2b76a12e83c8371facc8 SOURCES/postgresql-15.5.tar.bz2
 c5aa3e8b728c67b294815931c91c86aa61932bb5 SOURCES/postgresql-setup-8.8.tar.gz
diff --git a/SOURCES/Makefile.regress b/SOURCES/Makefile.regress
old mode 100755
new mode 100644
diff --git a/SOURCES/postgresql-15.3.tar.bz2.sha256 b/SOURCES/postgresql-15.3.tar.bz2.sha256
deleted file mode 100644
index 78eb7ad..0000000
--- a/SOURCES/postgresql-15.3.tar.bz2.sha256
+++ /dev/null
@@ -1 +0,0 @@
-ffc7d4891f00ffbf5c3f4eab7fbbced8460b8c0ee63c5a5167133b9e6599d932  postgresql-15.3.tar.bz2
diff --git a/SOURCES/postgresql-15.5.tar.bz2.sha256 b/SOURCES/postgresql-15.5.tar.bz2.sha256
new file mode 100644
index 0000000..f5f8afa
--- /dev/null
+++ b/SOURCES/postgresql-15.5.tar.bz2.sha256
@@ -0,0 +1 @@
+8f53aa95d78eb8e82536ea46b68187793b42bba3b4f65aa342f540b23c9b10a6  postgresql-15.5.tar.bz2
diff --git a/SOURCES/postgresql-bashprofile b/SOURCES/postgresql-bashprofile
old mode 100755
new mode 100644
diff --git a/SOURCES/postgresql-external-libpq.patch b/SOURCES/postgresql-external-libpq.patch
old mode 100755
new mode 100644
diff --git a/SOURCES/postgresql-logging.patch b/SOURCES/postgresql-logging.patch
old mode 100755
new mode 100644
diff --git a/SOURCES/postgresql-no-libecpg.patch b/SOURCES/postgresql-no-libecpg.patch
old mode 100755
new mode 100644
diff --git a/SOURCES/postgresql-server-pg_config.patch b/SOURCES/postgresql-server-pg_config.patch
old mode 100755
new mode 100644
diff --git a/SOURCES/postgresql-var-run-socket.patch b/SOURCES/postgresql-var-run-socket.patch
old mode 100755
new mode 100644
diff --git a/SOURCES/postgresql.pam b/SOURCES/postgresql.pam
old mode 100755
new mode 100644
diff --git a/SOURCES/postgresql.tmpfiles.d b/SOURCES/postgresql.tmpfiles.d
old mode 100755
new mode 100644
diff --git a/SOURCES/rpm-pgsql.patch b/SOURCES/rpm-pgsql.patch
old mode 100755
new mode 100644
diff --git a/SPECS/postgresql.spec b/SPECS/postgresql.spec
old mode 100755
new mode 100644
index cbdb7a7..96a651d
--- a/SPECS/postgresql.spec
+++ b/SPECS/postgresql.spec
@@ -62,7 +62,7 @@
 Summary: PostgreSQL client programs
 Name: postgresql
 %global majorversion 15
-Version: %{majorversion}.3
+Version: %{majorversion}.5
 Release: 1%{?dist}
 
 # The PostgreSQL license is very similar to other MIT licenses, but the OSI
@@ -1226,20 +1226,23 @@ make -C postgresql-setup-%{setup_version} check
 
 
 %changelog
-* Wed Aug 28 2023 Jorge San Emeterio <jsanemet@redhat.com> - 15.3-1
-- Update to upstream version 15.3
-- Fixes: CVE-2023-2454 CVE-2023-2455
-- Resolves: #2207934
+* Mon Nov 13 2023 Masahiro Matsuya <mmatsuya@redhat.com> - 15.5-1
+- update to 15.5
+- Fixes CVE-2023-5868, CVE-2023-5869, CVE-2023-5870, CVE-2023-39417, and CVE-2023-39418
+  Resolves: RHEL-16100, RHEL-16124, RHEL-16139
 
-* Wed Feb 08 2023 Filip Januš <fjanus@redhat.com> - 15.2-1
-- Update to upstream version 15.2
-- Update postgresql-setup to 8.8
-- PostgreSQL systemd unit waits for the network to be up
-- Resolves: #2128241
+* Wed Jun 14 2023 Masahiro Matsuya <mmatsuya@redhat.com> - 15.3-1
+- update to 15.3
+- Fixes CVE-2023-2454 and CVE-2023-2455
+  Resolves: #2214875
+
+* Thu Feb 09 2023 Filip Janus <fjanus@redhat.com> - 15.2-1
+- update to 15.2
+- Resolves: #2128410
+
+* Tue Jan 17 2023 Filip Janus <fjanus@redhat.com> - 15.0-2
+- update postgresql-setup to 8.8
 
 * Fri Oct 14 2022 Filip Januš <fjanus@redhat.com> - 15.0-1
 - Initial import for postgresql 15
-- Specfile is based on version locate in centos stream
-  It reflects changes with libpq. This version of databse server
-  will use private libpq library.
-- Resolves: #2128241
+- Resolves: #2128410