diff --git a/testing/qt5-qtwebengine/build b/testing/qt5-qtwebengine/build
index 085aa8ce..2a7dae64 100755
--- a/testing/qt5-qtwebengine/build
+++ b/testing/qt5-qtwebengine/build
@@ -4,14 +4,20 @@ for patch in *.patch; do
     patch -p1 < "$patch"
 done
 
-sed -i 's/dbus//g' \
-    src/buildtools/config/support.pri
+# Disable dbus.
+{
+    sed -i 's/dbus//g' \
+        src/buildtools/config/support.pri
 
-sed -i 's/use_dbus.*/use_dbus=false/' \
-    src/3rdparty/chromium/build/config/features.gni
+    sed -i 's/use_dbus.*/use_dbus=false/' \
+        src/3rdparty/chromium/build/config/features.gni
+}
+
+# Fix nasm hardcoded glibcism
+sed -i '/CANONICALIZE_FILE_NAME/d' \
+    src/3rdparty/chromium/third_party/nasm/config/config-linux.h
 
 qmake -- \
-    -feature-webengine-system-icu \
     -feature-webengine-system-ninja \
     -feature-webengine-system-zlib \
     -feature-webengine-system-harfbuzz \
@@ -21,9 +27,10 @@ qmake -- \
     -feature-webengine-system-opus \
     -feature-webengine-system-libwebp \
     -feature-webengine-system-ffmpeg \
+    -no-feature-webengine-system-icu \
     -no-feature-webengine-system-glib \
     -no-feature-webengine-webrtc \
     -no-feature-webengine-proprietary-codecs \
 
-make
+make -j1
 make install INSTALL_ROOT="$1"
diff --git a/testing/qt5-qtwebengine/checksums b/testing/qt5-qtwebengine/checksums
index b636ec6a..17e8f98e 100644
--- a/testing/qt5-qtwebengine/checksums
+++ b/testing/qt5-qtwebengine/checksums
@@ -1,5 +1,6 @@
 74f8c11cc318612c8d9dc87cf791badb1efe7080c10d8b3ed5843b249a942d32  qtwebengine-everywhere-src-5.14.0.tar.xz
 1be1f8e2851f6420f0676fb4f1562368125f93da8bff977be741f85bb453a9fe  0004-mkspecs-Allow-builds-with-libc-glibc.patch
+eb03407950b724c2131b930fb4b1b330ed5ed30f5584b383b6ba345596552495  0020-chromium-musl-Adjust-default-pthread-stack-size.patch
 a58627c95fef502a1a9eeaa29f77bd60d17ab39dd51c994dcc7073fe7590232e  0021-chromium-musl-Use-_fpstate-instead-of-_libc_fpstate-.patch
 fe8057b83f02f19e169faa9e4e6ebd11a4e3ba33453ea46df6672293edf9dd09  0022-chromium-musl-elf_reader.cc-include-sys-reg.h-to-get.patch
 bd58ef5468799716187e0783c9c0a595eeb17ac619104c35b456c58350cf9b3e  0023-chromium-musl-pread-pwrite.patch
diff --git a/testing/qt5-qtwebengine/depends b/testing/qt5-qtwebengine/depends
index bd66b6f6..04aa0610 100644
--- a/testing/qt5-qtwebengine/depends
+++ b/testing/qt5-qtwebengine/depends
@@ -1,20 +1,20 @@
 bison make
-flex  make
-gperf make
 ffmpeg
+flex  make
 fontconfig
 freetype-harfbuzz
+gperf make
 libXcomposite
 libXcursor
 libXi
-libxml2
 libXslt
 libXtst
 libdrm
-samurai make
+libevent
+libxml2
+nss
 python2 make
 qt5
 qt5-declarative
-icu
+samurai make
 zlib
-libevent
diff --git a/testing/qt5-qtwebengine/patches/0020-chromium-musl-Adjust-default-pthread-stack-size.patch b/testing/qt5-qtwebengine/patches/0020-chromium-musl-Adjust-default-pthread-stack-size.patch
new file mode 100644
index 00000000..38c9f9dd
--- /dev/null
+++ b/testing/qt5-qtwebengine/patches/0020-chromium-musl-Adjust-default-pthread-stack-size.patch
@@ -0,0 +1,47 @@
+From 50d5b6fa29696c873830af7632b51cb4836c2210 Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Fri, 7 Jul 2017 16:41:23 -0700
+Subject: [PATCH] chromium: musl: Adjust default pthread stack size
+
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+---
+ chromium/base/threading/platform_thread_linux.cc              | 3 ++-
+ .../third_party/blink/renderer/platform/wtf/stack_util.cc     | 4 ++--
+ 2 files changed, 4 insertions(+), 3 deletions(-)
+
+diff --git a/chromium/base/threading/platform_thread_linux.cc b/chromium/base/threading/platform_thread_linux.cc
+index 095c49b8dc0..d1479b54d48 100644
+--- a/src/3rdparty/chromium/base/threading/platform_thread_linux.cc
++++ b/src/3rdparty/chromium/base/threading/platform_thread_linux.cc
+@@ -186,7 +186,8 @@ void TerminateOnThread() {}
+
+ size_t GetDefaultThreadStackSize(const pthread_attr_t& attributes) {
+ #if !defined(THREAD_SANITIZER)
+-  return 0;
++  // use 8mb like glibc to avoid running out of space
++  return (1 << 23);
+ #else
+   // ThreadSanitizer bloats the stack heavily. Evidence has been that the
+   // default stack size isn't enough for some browser tests.
+diff --git a/chromium/third_party/blink/renderer/platform/wtf/stack_util.cc b/chromium/third_party/blink/renderer/platform/wtf/stack_util.cc
+index b2421649ff3..a31b96e90e6 100644
+--- a/src/3rdparty/chromium/third_party/blink/renderer/platform/wtf/stack_util.cc
++++ b/src/3rdparty/chromium/third_party/blink/renderer/platform/wtf/stack_util.cc
+@@ -29,7 +29,7 @@ size_t GetUnderestimatedStackSize() {
+ // FIXME: On Mac OSX and Linux, this method cannot estimate stack size
+ // correctly for the main thread.
+
+-#if defined(__GLIBC__) || defined(OS_ANDROID) || defined(OS_FREEBSD) || \
++#if defined(OS_LINUX) || defined(OS_ANDROID) || defined(OS_FREEBSD) || \
+     defined(OS_FUCHSIA)
+   // pthread_getattr_np() can fail if the thread is not invoked by
+   // pthread_create() (e.g., the main thread of blink_unittests).
+@@ -97,7 +97,7 @@ return Threading::ThreadStackSize();
+ }
+
+ void* GetStackStart() {
+-#if defined(__GLIBC__) || defined(OS_ANDROID) || defined(OS_FREEBSD) || \
++#if defined(OS_LINUX) || defined(OS_ANDROID) || defined(OS_FREEBSD) || \
+     defined(OS_FUCHSIA)
+   pthread_attr_t attr;
+   int error;
diff --git a/testing/qt5-qtwebengine/sources b/testing/qt5-qtwebengine/sources
index cf13742b..1b8ca092 100644
--- a/testing/qt5-qtwebengine/sources
+++ b/testing/qt5-qtwebengine/sources
@@ -1,5 +1,6 @@
 http://download.qt-project.org/official_releases/qt/5.14/5.14.0/submodules/qtwebengine-everywhere-src-5.14.0.tar.xz
 patches/0004-mkspecs-Allow-builds-with-libc-glibc.patch
+patches/0020-chromium-musl-Adjust-default-pthread-stack-size.patch
 patches/0021-chromium-musl-Use-_fpstate-instead-of-_libc_fpstate-.patch
 patches/0022-chromium-musl-elf_reader.cc-include-sys-reg.h-to-get.patch
 patches/0023-chromium-musl-pread-pwrite.patch