diff --git a/src/buildtools/config/linux.pri b/src/buildtools/config/linux.pri
index 56c18bd..cb17c7a 100644
--- a/src/buildtools/config/linux.pri
+++ b/src/buildtools/config/linux.pri
@@ -176,3 +176,19 @@ host_build {
     }
     gn_args += use_glib=false
 }
+
+# yasm is only used on x86, and passing use_system_yasm makes the build fail on
+# other architectures (e.g., ARM), so make it conditional on the architecture
+contains(QT_ARCH, "x86_64")|contains(QT_ARCH, "i386") {
+    gn_args += use_system_yasm=true
+}
+
+# link libpci instead of dlopening it, our Qt packaging depends on it anyway
+gn_args += linux_link_libpci=true
+
+# run the unbundling script Chromium provides
+CHROMIUM_SRC_DIR = "$$QTWEBENGINE_ROOT/$$getChromiumSrcDir()"
+R_G_F_PY = "$$CHROMIUM_SRC_DIR/build/linux/unbundle/replace_gn_files.py"
+R_G_F_PY_ARGS = "--system-libraries yasm"
+log("Running python2 $$R_G_F_PY $$R_G_F_PY_ARGS$${EOL}")
+!system("python2 $$R_G_F_PY $$R_G_F_PY_ARGS"): error("-- unbundling failed")
