diff --git a/.checkpackageignore b/.checkpackageignore
index 4380bc1a99..4017438f5e 100644
--- a/.checkpackageignore
+++ b/.checkpackageignore
@@ -1369,7 +1369,6 @@ package/wilc-driver/0004-Fix-struct-station_parameters-Linux-6.1-build-failur.pa
 package/wilc-driver/0005-Fix-cast-warnings.patch lib_patch.Upstream
 package/wipe/0001-musl.patch lib_patch.Upstream
 package/wireless_tools/0001-remove-bzero.patch lib_patch.Upstream
-package/wireshark/0001-cmake-lemon-wipe-CMAKE_-EXE_LINKER_FLAGS-SYSROOT-if-.patch lib_patch.Upstream
 package/woff2/0001-CMake-Handle-multiple-libraries-being-returned-for-B.patch lib_patch.Upstream
 package/wpa_supplicant/ifupdown.sh Shellcheck
 package/x11r7/xapp_luit/0001-posix-openpt.patch lib_patch.Upstream
diff --git a/package/wireshark/0001-cmake-lemon-wipe-CMAKE_-EXE_LINKER_FLAGS-SYSROOT-if-.patch b/package/wireshark/0001-cmake-lemon-wipe-CMAKE_-EXE_LINKER_FLAGS-SYSROOT-if-.patch
deleted file mode 100644
index edf24fc6d0..0000000000
--- a/package/wireshark/0001-cmake-lemon-wipe-CMAKE_-EXE_LINKER_FLAGS-SYSROOT-if-.patch
+++ /dev/null
@@ -1,31 +0,0 @@
-From 33270f56477542dedf978e660cf8d08464f28797 Mon Sep 17 00:00:00 2001
-From: Fabrice Fontaine <fontaine.fabrice@gmail.com>
-Date: Fri, 26 Nov 2021 17:45:23 +0100
-Subject: [PATCH] cmake: lemon: wipe CMAKE_{EXE_LINKER_FLAGS,SYSROOT} if needed
-
-Wipe CMAKE_{EXE_LINKER_FLAGS,SYSROOT} when LEMON_C_COMPILER is set to
-avoid a build failure when cross-compiling (e.g. with buildroot)
-
-Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
-[Upstream status:
-https://gitlab.com/wireshark/wireshark/-/merge_requests/5224]
----
- tools/lemon/CMakeLists.txt | 2 ++
- 1 file changed, 2 insertions(+)
-
-diff --git a/tools/lemon/CMakeLists.txt b/tools/lemon/CMakeLists.txt
-index 8742aa9fc9..7a9263fe0d 100644
---- a/tools/lemon/CMakeLists.txt
-+++ b/tools/lemon/CMakeLists.txt
-@@ -12,6 +12,8 @@ add_executable(lemon lemon.c)
- if(DEFINED LEMON_C_COMPILER)
- 	set(CMAKE_C_COMPILER "${LEMON_C_COMPILER}")
- 	set(CMAKE_C_FLAGS "")
-+	set(CMAKE_EXE_LINKER_FLAGS "")
-+	set(CMAKE_SYSROOT "")
- endif()
- 
- # To keep lemon.c as close to upstream as possible, deliberately ignore
--- 
-2.33.0
-
diff --git a/package/wireshark/wireshark.hash b/package/wireshark/wireshark.hash
index 6610eb7781..06119861f2 100644
--- a/package/wireshark/wireshark.hash
+++ b/package/wireshark/wireshark.hash
@@ -1,6 +1,6 @@
-# From https://www.wireshark.org/download/src/all-versions/SIGNATURES-4.0.12.txt
-sha1  e00d90769995bf786b05c05bdd9a2c6c8e372e70  wireshark-4.0.12.tar.xz
-sha256  e4e3d618ba11e159fb163f0dc4716a8b72a065aafd1111db9405332552a5a115  wireshark-4.0.12.tar.xz
+# From https://www.wireshark.org/download/src/all-versions/SIGNATURES-4.2.6.txt
+sha1  db0374dce360b99d8abb9a3f3471f3fc98d6d099  wireshark-4.2.6.tar.xz
+sha256  5ec6028df29068d889c98489bf194a884b00831106fea1e921fea3c65f2003f5  wireshark-4.2.6.tar.xz
 
 # Locally calculated
 sha256  8177f97513213526df2cf6184d8ff986c675afb514d4e68a404010521b880643  COPYING
diff --git a/package/wireshark/wireshark.mk b/package/wireshark/wireshark.mk
index 3759f9bf94..242430194f 100644
--- a/package/wireshark/wireshark.mk
+++ b/package/wireshark/wireshark.mk
@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-WIRESHARK_VERSION = 4.0.12
+WIRESHARK_VERSION = 4.2.6
 WIRESHARK_SOURCE = wireshark-$(WIRESHARK_VERSION).tar.xz
 WIRESHARK_SITE = https://www.wireshark.org/download/src/all-versions
 WIRESHARK_LICENSE = wireshark license
@@ -40,7 +40,7 @@ WIRESHARK_CONF_OPTS += -DENABLE_LTO=OFF
 endif
 
 ifeq ($(BR2_PACKAGE_WIRESHARK_GUI),y)
-WIRESHARK_CONF_OPTS += -DBUILD_wireshark=ON
+WIRESHARK_CONF_OPTS += -DBUILD_wireshark=ON -DUSE_qt6=OFF
 WIRESHARK_DEPENDENCIES += qt5base qt5multimedia qt5svg qt5tools
 else
 WIRESHARK_CONF_OPTS += -DBUILD_wireshark=OFF