diff --git a/recipes-browser/webkitgtk/webkitgtk/0002-LowLevelInterpreter.cpp-339-21-error-t6-was-not-decl.patch b/recipes-browser/webkitgtk/webkitgtk/0002-LowLevelInterpreter.cpp-339-21-error-t6-was-not-decl.patch
new file mode 100644
index 00000000..0b27ae61
--- /dev/null
+++ b/recipes-browser/webkitgtk/webkitgtk/0002-LowLevelInterpreter.cpp-339-21-error-t6-was-not-decl.patch
@@ -0,0 +1,37 @@
+From 17e371d5b6fc86a04504762558cb6b0dec50bcba Mon Sep 17 00:00:00 2001
+From: Michael Catanzaro <mcatanzaro@redhat.com>
+Date: Mon, 5 Feb 2024 11:00:49 -0600
+Subject: [PATCH] =?UTF-8?q?LowLevelInterpreter.cpp:339:21:=20error:=20?=
+ =?UTF-8?q?=E2=80=98t6=E2=80=99=20was=20not=20declared=20in=20this=20scope?=
+ =?UTF-8?q?=20https://bugs.webkit.org/show=5Fbug.cgi=3Fid=3D268739?=
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+Unreviewed build fix. Seems a backport went badly, and we didn't notice
+because the code is architecture-specific.
+
+* Source/JavaScriptCore/llint/LowLevelInterpreter.cpp:
+(JSC::CLoop::execute):
+---
+ Source/JavaScriptCore/llint/LowLevelInterpreter.cpp | 2 --
+ 1 file changed, 2 deletions(-)
+
+Upstream-Status: Backport [https://bugs.webkit.org/show_bug.cgi?id=2268739]
+
+diff --git a/Source/JavaScriptCore/llint/LowLevelInterpreter.cpp b/Source/JavaScriptCore/llint/LowLevelInterpreter.cpp
+index 5064ead6..9a2e2653 100644
+--- a/Source/JavaScriptCore/llint/LowLevelInterpreter.cpp
++++ b/Source/JavaScriptCore/llint/LowLevelInterpreter.cpp
+@@ -336,8 +336,6 @@ JSValue CLoop::execute(OpcodeID entryOpcodeID, void* executableAddress, VM* vm,
+     UNUSED_VARIABLE(t2);
+     UNUSED_VARIABLE(t3);
+     UNUSED_VARIABLE(t5);
+-    UNUSED_VARIABLE(t6);
+-    UNUSED_VARIABLE(t7);
+ 
+     struct StackPointerScope {
+         StackPointerScope(CLoopStack& stack)
+-- 
+2.30.2
+
diff --git a/recipes-browser/webkitgtk/webkitgtk_2.42.5.bb b/recipes-browser/webkitgtk/webkitgtk_2.42.5.bb
index 8a300dea..f7b832eb 100644
--- a/recipes-browser/webkitgtk/webkitgtk_2.42.5.bb
+++ b/recipes-browser/webkitgtk/webkitgtk_2.42.5.bb
@@ -30,6 +30,7 @@ FILESEXTRAPATHS:prepend := "${THISDIR}/${PN}:"
 SRC_URI = " \
     https://www.webkitgtk.org/releases/webkitgtk-${PV}.tar.xz;name=tarball \
     file://0001-Activate-HAVE_MISSING_STD_FILESYSTEM_PATH_CONSTRUCTO.patch \
+    file://0002-LowLevelInterpreter.cpp-339-21-error-t6-was-not-decl.patch \
 "
 
 SRC_URI[tarball.sha256sum] = "b64278c1f20b8cfdbfb5ff573c37d871aba74a1db26d9b39f74e8953fe61e749"
diff --git a/recipes-browser/wpewebkit/wpewebkit/0003-LowLevelInterpreter.cpp-339-21-error-t6-was-not-decl.patch b/recipes-browser/wpewebkit/wpewebkit/0003-LowLevelInterpreter.cpp-339-21-error-t6-was-not-decl.patch
new file mode 100644
index 00000000..0b27ae61
--- /dev/null
+++ b/recipes-browser/wpewebkit/wpewebkit/0003-LowLevelInterpreter.cpp-339-21-error-t6-was-not-decl.patch
@@ -0,0 +1,37 @@
+From 17e371d5b6fc86a04504762558cb6b0dec50bcba Mon Sep 17 00:00:00 2001
+From: Michael Catanzaro <mcatanzaro@redhat.com>
+Date: Mon, 5 Feb 2024 11:00:49 -0600
+Subject: [PATCH] =?UTF-8?q?LowLevelInterpreter.cpp:339:21:=20error:=20?=
+ =?UTF-8?q?=E2=80=98t6=E2=80=99=20was=20not=20declared=20in=20this=20scope?=
+ =?UTF-8?q?=20https://bugs.webkit.org/show=5Fbug.cgi=3Fid=3D268739?=
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+Unreviewed build fix. Seems a backport went badly, and we didn't notice
+because the code is architecture-specific.
+
+* Source/JavaScriptCore/llint/LowLevelInterpreter.cpp:
+(JSC::CLoop::execute):
+---
+ Source/JavaScriptCore/llint/LowLevelInterpreter.cpp | 2 --
+ 1 file changed, 2 deletions(-)
+
+Upstream-Status: Backport [https://bugs.webkit.org/show_bug.cgi?id=2268739]
+
+diff --git a/Source/JavaScriptCore/llint/LowLevelInterpreter.cpp b/Source/JavaScriptCore/llint/LowLevelInterpreter.cpp
+index 5064ead6..9a2e2653 100644
+--- a/Source/JavaScriptCore/llint/LowLevelInterpreter.cpp
++++ b/Source/JavaScriptCore/llint/LowLevelInterpreter.cpp
+@@ -336,8 +336,6 @@ JSValue CLoop::execute(OpcodeID entryOpcodeID, void* executableAddress, VM* vm,
+     UNUSED_VARIABLE(t2);
+     UNUSED_VARIABLE(t3);
+     UNUSED_VARIABLE(t5);
+-    UNUSED_VARIABLE(t6);
+-    UNUSED_VARIABLE(t7);
+ 
+     struct StackPointerScope {
+         StackPointerScope(CLoopStack& stack)
+-- 
+2.30.2
+
diff --git a/recipes-browser/wpewebkit/wpewebkit_2.42.5.bb b/recipes-browser/wpewebkit/wpewebkit_2.42.5.bb
index 38e85591..3c3f5e11 100644
--- a/recipes-browser/wpewebkit/wpewebkit_2.42.5.bb
+++ b/recipes-browser/wpewebkit/wpewebkit_2.42.5.bb
@@ -11,6 +11,7 @@ LIBCPLUSPLUS = "${@bb.utils.contains_any("LAYERSERIES_CORENAMES", 'dunfell', '--
 SRC_URI = "https://wpewebkit.org/releases/${BPN}-${PV}.tar.xz;name=tarball \
            file://0001-FELightningNEON.cpp-fails-to-build-NEON-fast-path-se_2.42.patch \
            file://0002-Activate-HAVE_MISSING_STD_FILESYSTEM_PATH_CONSTRUCTO.patch \
+           file://0003-LowLevelInterpreter.cpp-339-21-error-t6-was-not-decl.patch \
           "
 
 SRC_URI[tarball.sha256sum] = "4dbab6c5e6dc0c65a3d7dffc1c2390be5f9abd423faf983fe3a55fe081df0532"