diff --git a/CMakeLists.txt b/CMakeLists.txt
index 83293f3e..3ff9873d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -24,7 +24,7 @@ endif()
 
 # Define project
 project(ReadoutCard
-  VERSION 0.31.0
+  VERSION 0.45.6
   DESCRIPTION "O2 ReadoutCard library"
   LANGUAGES C CXX
 )
diff --git a/doc/releaseNotes.md b/doc/releaseNotes.md
index 780233f7..c7ad2a23 100644
--- a/doc/releaseNotes.md
+++ b/doc/releaseNotes.md
@@ -87,3 +87,6 @@ This file describes the main feature changes for released versions of ReadoutCar
 
 ## v0.45.5 - 19/12/2024
 - Added internal fallback when hugeadm tool not available to setup hugepages (e.g.for RHEL9).
+
+## v0.45.6 - 07/02/2025
+- Updated list of firmwares.
diff --git a/src/FirmwareChecker.cxx b/src/FirmwareChecker.cxx
index 6aa3ed7f..f92c7dbc 100644
--- a/src/FirmwareChecker.cxx
+++ b/src/FirmwareChecker.cxx
@@ -37,6 +37,7 @@ FirmwareChecker::FirmwareChecker() : mCompatibleFirmwareList({
                                        { "adc37d07", "v3.19.0" },
                                        { "641a503d", "v3.19.2" },
 				       { "b0332f4e", "v3.19.3" },
+				       { "f6b5d742", "v3.19.4" },
                                        /* CRORC (before 2.14, keep 7 chars only for the hash) */
                                        { "267f8e5", "v2.9.1" },
                                        { "cecc295", "v2.9.0" },
diff --git a/src/ReadoutCardVersion.cxx b/src/ReadoutCardVersion.cxx
index ddedddb4..0257d1ba 100644
--- a/src/ReadoutCardVersion.cxx
+++ b/src/ReadoutCardVersion.cxx
@@ -11,7 +11,7 @@
 
 #include "ReadoutCard/Version.h"
 
-#define O2_READOUTCARD_VERSION "0.45.5"
+#define O2_READOUTCARD_VERSION "0.45.6"
 
 namespace o2
 {
diff --git a/src/o2-roc-setup-hugetlbfs.sh b/src/o2-roc-setup-hugetlbfs.sh
index e98f46e3..e040513e 100755
--- a/src/o2-roc-setup-hugetlbfs.sh
+++ b/src/o2-roc-setup-hugetlbfs.sh
@@ -49,7 +49,7 @@ else
     mountpoint -q $MPDIR
     if [ "$?" -ne 0 ]; then
       echo "Mounting $MPDIR"
-      mount -t hugetlbfs -o pagesize=${sz} none $MPDIR
+      mount -t hugetlbfs -o pagesize=${sz},X-mount.mkdir none $MPDIR
       chown root:root $MPDIR
       chmod 1777 $MPDIR
     else