diff --git a/.ci/build-win32.sh b/.ci/build-win32.sh
index d4cfb212a..d4d7c813e 100755
--- a/.ci/build-win32.sh
+++ b/.ci/build-win32.sh
@@ -3,7 +3,7 @@ set -e
 
 meson --cross-file=.ci/win32-cross-file.txt win32build --wrap-mode=forcefallback -Dtests=disabled \
 	-Dglib=enabled -Dfreetype=enabled -Dgdi=enabled -Dcairo=enabled --buildtype=release $@
-ninja -Cwin32build -j8 # building with all the cores won't work fine with CricleCI for some reason
+ninja -Cwin32build -j3 # building with all the cores won't work fine with CricleCI for some reason
 
 rm -rf win32build/harfbuzz-win32
 mkdir win32build/harfbuzz-win32