diff --git a/chromium.spec b/chromium.spec
index a16d31e..d63b24a 100644
--- a/chromium.spec
+++ b/chromium.spec
@@ -14,7 +14,7 @@
 
 # set default numjobs for the koji build
 %ifarch aarch64
-%global numjobs 64
+%global numjobs 32
 %else
 %global numjobs %{_smp_build_ncpus}
 %endif
@@ -1049,8 +1049,6 @@ sed -i 's|moc|moc-qt5|g' ui/qt/moc_wrapper.py
 # decode byte 0xe2 in position 474: ordinal not in range(128)
 export LANG=en_US.UTF-8
 
-ulimit -n 4096
-
 # reduce warnings
 FLAGS=' -Wno-deprecated-declarations -Wno-unknown-warning-option -Wno-unused-command-line-argument'
 FLAGS+=' -Wno-unused-but-set-variable -Wno-unused-result -Wno-unused-function -Wno-unused-variable'