diff --git a/.appveyor/cache_rebuild b/.appveyor/cache_rebuild
index 6484a1fe..b28253fd 100644
--- a/.appveyor/cache_rebuild
+++ b/.appveyor/cache_rebuild
@@ -8,7 +8,7 @@ To invalidate the cache, update this file and check it into git.
 
 Currently used modules built in the cache:
 
-- OPENSSL_VERSION: 1.1.1r
+- OPENSSL_VERSION: 1.1.1t
 - POSTGRES_VERSION: 15.0
 
 
diff --git a/.appveyor/packages.yml b/.appveyor/packages.yml
index 8b296304..27139e5e 100644
--- a/.appveyor/packages.yml
+++ b/.appveyor/packages.yml
@@ -26,7 +26,7 @@ environment:
 
   WORKFLOW: packages
 
-  OPENSSL_VERSION: "1_1_1r"
+  OPENSSL_VERSION: "1_1_1t"
   POSTGRES_VERSION: "15_0"
 
   PSYCOPG2_TESTDB: psycopg2_test
diff --git a/.appveyor/tests.yml b/.appveyor/tests.yml
index 77d178ee..0cdd311e 100644
--- a/.appveyor/tests.yml
+++ b/.appveyor/tests.yml
@@ -21,7 +21,7 @@ environment:
 
   WORKFLOW: tests
 
-  OPENSSL_VERSION: "1_1_1r"
+  OPENSSL_VERSION: "1_1_1t"
   POSTGRES_VERSION: "15_0"
 
   PSYCOPG2_TESTDB: psycopg2_test
diff --git a/NEWS b/NEWS
index 56979fa3..38e54527 100644
--- a/NEWS
+++ b/NEWS
@@ -6,6 +6,7 @@ What's new in psycopg 2.9.6
 
 - Package manylinux 2014 for aarch64 and ppc64le platforms, in order to
   include libpq 15 in the binary package (:ticket:`#1396`).
+- Wheel package compiled against OpenSSL 1.1.1t.
 
 
 What's new in psycopg 2.9.5
diff --git a/scripts/build/build_libpq.sh b/scripts/build/build_libpq.sh
index 8f840e42..78822fff 100755
--- a/scripts/build/build_libpq.sh
+++ b/scripts/build/build_libpq.sh
@@ -10,7 +10,7 @@ set -x
 postgres_version="${LIBPQ_VERSION:-15.0}"
 
 # last release: https://www.openssl.org/source/
-openssl_version="${OPENSSL_VERSION:-1.1.1r}"
+openssl_version="${OPENSSL_VERSION:-1.1.1t}"
 
 # last release: https://openldap.org/software/download/
 ldap_version="2.6.3"