diff --git a/force-32-bit-MMIO-CSR-reads.patch b/force-32-bit-MMIO-CSR-reads.patch
new file mode 100644
index 0000000..a30777c
--- /dev/null
+++ b/force-32-bit-MMIO-CSR-reads.patch
@@ -0,0 +1,32 @@
+diff --git a/quickassist/lookaside/access_layer/src/qat_direct/include/adf_platform_common.h b/quickassist/lookaside/access_layer/src/qat_direct/include/adf_platform_common.h
+index 6956a5e02502..449ba2978a93 100644
+--- a/quickassist/lookaside/access_layer/src/qat_direct/include/adf_platform_common.h
++++ b/quickassist/lookaside/access_layer/src/qat_direct/include/adf_platform_common.h
+@@ -258,8 +258,21 @@ static inline unsigned int modulo(unsigned int data, unsigned int shift)
+ #define ICP_ADF_CSR_WR(csrAddr, csrOffset, val)                                \
+     (void)((*((volatile Cpa32U *)(((Cpa8U *)csrAddr) + csrOffset)) = (val)))
+ 
+-/* CSR read macro */
+-#define ICP_ADF_CSR_RD(csrAddr, csrOffset)                                     \
+-    (*((volatile Cpa32U *)(((Cpa8U *)csrAddr) + csrOffset)))
++/*
++ * Force MMIO loads to remain 32-bit wide. GCC 16 may otherwise narrow a
++ * volatile 32-bit CSR read to a byte access when only one bit is tested,
++ * which breaks QAT mailbox CSRs that require DWORD transactions.
++ */
++static inline unsigned int icp_adf_csr_rd(void *csrAddr, unsigned int csrOffset)
++{
++    const volatile void *addr = ((char *)csrAddr) + csrOffset;
++    unsigned int val;
++
++    __asm__ __volatile__("movl (%1), %0" : "=r"(val) : "r"(addr) : "memory");
++
++    return val;
++}
++
++#define ICP_ADF_CSR_RD(csrAddr, csrOffset) icp_adf_csr_rd(csrAddr, csrOffset)
+
+ #endif /* ADF_PLATFORM_COMMON_H */
+-- 
+2.54.0
+
diff --git a/qat-service-restorecon.patch b/qat-service-restorecon.patch
deleted file mode 100644
index 4713500..0000000
--- a/qat-service-restorecon.patch
+++ /dev/null
@@ -1,11 +0,0 @@
---- a/quickassist/utilities/service/qat.service.in	2023-03-01 19:19:59.000000000 +0100
-+++ b/quickassist/utilities/service/qat.service.in	2026-02-05 07:59:15.379502501 +0100
-@@ -44,6 +44,8 @@ RuntimeDirectoryMode=755
- Environment="POLICY=0"
- EnvironmentFile=-/etc/sysconfig/qat
- ExecStartPre=/bin/sh -c "test $(getent group qat)"
-+# A workaround for RHEL-133797 and RHEL-133799
-+ExecStartPre=/bin/sh -c "restorecon /usr/lib/modules/$(uname -r)/modules.*"
- ExecStartPre=@prefix@/sbin/qat_init.sh
- ExecStart=@prefix@/sbin/qatmgr --policy=${POLICY}
- 
diff --git a/qatlib.spec b/qatlib.spec
index a2f64bf..c75baa3 100644
--- a/qatlib.spec
+++ b/qatlib.spec
@@ -3,12 +3,12 @@
 %global libqat_soversion  4
 %global libusdm_soversion 0
 Name:             qatlib
-Version:          25.08.0
-Release:          2%{?dist}
+Version:          26.02.0
+Release:          1%{?dist}
 Summary:          Intel QuickAssist user space library
 # The entire source code is released under BSD.
 # For a breakdown of inbound licenses see the INSTALL file.
-License:          BSD-3-Clause AND ( BSD-3-Clause OR GPL-2.0-only )
+License:          BSD-3-Clause
 URL:              https://github.com/intel/%{name}
 Source0:          https://github.com/intel/%{name}/archive/%{version}/%{name}-%{version}.tar.gz
 BuildRequires:    systemd gcc make autoconf autoconf-archive automake libtool systemd-devel openssl-devel zlib-devel nasm numactl-devel
@@ -16,7 +16,12 @@ Recommends:       qatlib-service
 # https://bugzilla.redhat.com/show_bug.cgi?id=1897661
 ExcludeArch:      %{arm} aarch64 %{power64} s390x i686 riscv64
 
-Patch0: qat-service-restorecon.patch
+# A fix for RHEL-133799. Do not use selinux-policy package
+# in containers and other systems that do not use SELinux.
+Requires: (selinux-policy >= 38.1.80 if selinux-policy)
+
+# Temporary fix for systems with gcc v16.1 (Fedora 44), see RHEL-173592
+Patch0: force-32-bit-MMIO-CSR-reads.patch
 
 %description
 Intel QuickAssist Technology (Intel QAT) provides hardware acceleration
@@ -59,11 +64,6 @@ QuickAssist Technology user space library (qatlib).
 %prep
 %autosetup -p1
 
-# Create a sysusers.d config file
-cat >qatlib.sysusers.conf <<EOF
-g qat -
-EOF
-
 %build
 autoreconf -vif
 %configure --enable-legacy-algorithms
@@ -84,12 +84,20 @@ install -m0644 -D qatlib.sysusers.conf %{buildroot}%{_sysusersdir}/qatlib.conf
 
 %post          service
 %systemd_post qat.service
+if [ -S /run/udev/control ] ; then
+    udevadm control --reload || :
+    udevadm trigger || :
+fi
 
 %preun         service
 %systemd_preun qat.service
 
 %postun        service
 %systemd_postun_with_restart qat.service
+if [ -S /run/udev/control ] ; then
+    udevadm control --reload || :
+    udevadm trigger || :
+fi
 
 %files
 %doc INSTALL README.md
@@ -136,10 +144,15 @@ install -m0644 -D qatlib.sysusers.conf %{buildroot}%{_sysusersdir}/qatlib.conf
 %{_sbindir}/qatmgr
 %{_sbindir}/qat_init.sh
 %{_unitdir}/qat.service
+%{_udevrulesdir}/99-qat-vfio.rules
 %{_mandir}/man8/qatmgr.8*
 %{_mandir}/man8/qat_init.sh.8*
 
 %changelog
+* Mon Jun 29 2026 Vladislav Dronov <vdronov@redhat.com> - 26.02.0-1
+- Update to qatlib 26.02.0 @ fe4bb4b6 (RHEL-115834)
+- Add patch to force 32 bit MMIO CSR reads for GCC 16.1
+
 * Mon Feb 02 2026 Vladislav Dronov <vdronov@redhat.com> - 25.08.0-2
 - Add a fix for a depmod issue (RHEL-91078)
 
diff --git a/sources b/sources
index c12162e..7fc12d5 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (qatlib-25.08.0.tar.gz) = d8bd6e17f212d1266337804d30b7f01b2887251ec7fbef80361959bf0d99168b68f169c85c8d1f80d7cf1fc29ea5f5c98965636187f776936175a7bd3e3b141d
+SHA512 (qatlib-26.02.0.tar.gz) = 812d9d7b3ee9488da7479e65cea8c439efed09264f3e34d98ca4e80f69eeb9e1d880256de104f2e99a475784895d1e0a896e43c81036295b968d738e89f0c900