diff --git a/0001-Fix-build-with-glibc-2.34.patch b/0001-Fix-build-with-glibc-2.34.patch
new file mode 100644
index 0000000..26b98c0
--- /dev/null
+++ b/0001-Fix-build-with-glibc-2.34.patch
@@ -0,0 +1,40 @@
+From 6dc7ed884091eb373f72d53f2b87371cd899378e Mon Sep 17 00:00:00 2001
+From: Christophe Giboudeaux <christophe@krop.fr>
+Date: Wed, 11 Aug 2021 11:39:59 +0200
+Subject: [PATCH] Fix build with glibc 2.34
+
+---
+ .../abseil-cpp/absl/debugging/failure_signal_handler.cc        | 3 ++-
+ .../breakpad/src/client/linux/handler/exception_handler.cc     | 2 +-
+ 2 files changed, 3 insertions(+), 2 deletions(-)
+
+diff --git a/src/3rdparty/chromium/third_party/abseil-cpp/absl/debugging/failure_signal_handler.cc b/src/3rdparty/chromium/third_party/abseil-cpp/absl/debugging/failure_signal_handler.cc
+index 5d13bdbbb..2ed137b58 100644
+--- a/src/3rdparty/chromium/third_party/abseil-cpp/absl/debugging/failure_signal_handler.cc
++++ b/src/3rdparty/chromium/third_party/abseil-cpp/absl/debugging/failure_signal_handler.cc
+@@ -135,7 +135,8 @@ static bool SetupAlternateStackOnce() {
+ #else
+   const size_t page_mask = sysconf(_SC_PAGESIZE) - 1;
+ #endif
+-  size_t stack_size = (std::max(SIGSTKSZ, 65536) + page_mask) & ~page_mask;
++  size_t stack_size =
++      (std::max<size_t>(SIGSTKSZ, 65536) + page_mask) & ~page_mask;
+ #if defined(ABSL_HAVE_ADDRESS_SANITIZER) || \
+     defined(ABSL_HAVE_MEMORY_SANITIZER) || defined(ABSL_HAVE_THREAD_SANITIZER)
+   // Account for sanitizer instrumentation requiring additional stack space.
+diff --git a/src/3rdparty/chromium/third_party/breakpad/breakpad/src/client/linux/handler/exception_handler.cc b/src/3rdparty/chromium/third_party/breakpad/breakpad/src/client/linux/handler/exception_handler.cc
+index ca353c409..2e43ba6fc 100644
+--- a/src/3rdparty/chromium/third_party/breakpad/breakpad/src/client/linux/handler/exception_handler.cc
++++ b/src/3rdparty/chromium/third_party/breakpad/breakpad/src/client/linux/handler/exception_handler.cc
+@@ -138,7 +138,7 @@ void InstallAlternateStackLocked() {
+   // SIGSTKSZ may be too small to prevent the signal handlers from overrunning
+   // the alternative stack. Ensure that the size of the alternative stack is
+   // large enough.
+-  static const unsigned kSigStackSize = std::max(16384, SIGSTKSZ);
++  static const unsigned kSigStackSize = std::max<size_t>(16384, SIGSTKSZ);
+ 
+   // Only set an alternative stack if there isn't already one, or if the current
+   // one is too small.
+-- 
+2.32.0
+
diff --git a/libqt5-qtwebengine.changes b/libqt5-qtwebengine.changes
index dc4905f..b91d0d6 100644
--- a/libqt5-qtwebengine.changes
+++ b/libqt5-qtwebengine.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Wed Aug  4 15:23:24 UTC 2021 - Christophe Giboudeaux <christophe@krop.fr>
+
+- Add patch to fix build with glibc 2.34 (boo#1189095)
+  * 0001-Fix-build-with-glibc-2.34.patch
+
 -------------------------------------------------------------------
 Thu Jun 24 16:39:27 UTC 2021 - Christophe Giboudeaux <christophe@krop.fr>
 
diff --git a/libqt5-qtwebengine.spec b/libqt5-qtwebengine.spec
index 65d611f..90f9e30 100644
--- a/libqt5-qtwebengine.spec
+++ b/libqt5-qtwebengine.spec
@@ -52,6 +52,8 @@ Patch3:         sandbox-statx-futex_time64.patch
 Patch4:         rtc-dont-use-h264.patch
 # PATCH-FIX-UPSTREAM
 Patch5:         chromium-glibc-2.33.patch
+# PATCH-FIX-UPSTREAM
+Patch6:         0001-Fix-build-with-glibc-2.34.patch
 # http://www.chromium.org/blink not ported to PowerPC
 ExcludeArch:    ppc ppc64 ppc64le s390 s390x
 # Try to fix i586 MemoryErrors with rpmlint