diff --git a/projects/qt/build.sh b/projects/qt/build.sh
index eeb3a9bfa..6eab073b1 100755
--- a/projects/qt/build.sh
+++ b/projects/qt/build.sh
@@ -27,7 +27,7 @@ sed -i -e "s/QMAKE_CFLAGS_OPTIMIZE_FULL = -O3/QMAKE_CFLAGS_OPTIMIZE_FULL = -O1/g
 # build project
 cd $WORK
 MAKEFLAGS=-j$(nproc) $SRC/qt/configure -platform linux-clang-libc++ -static -opensource -confirm-license -no-opengl -nomake tests -nomake examples -prefix $PWD/qtbase
-make -j$(nproc)
+make -j$(nproc) > /dev/null
 
 # prepare corpus files
 zip -j $WORK/html $SRC/qtqa/fuzzing/testcases/html/*
@@ -76,6 +76,7 @@ build_fuzzer() {
     rm -r build_fuzzer
 }
 
+build_fuzzer "new" "qtbase" "corelib/serialization/qcborvalue/fromcbor/fromcbor.pro"
 build_fuzzer "old" "qtbase" "corelib/serialization/qxmlstream/qxmlstreamreader/readnext/readnext.pro" "xml" "/usr/share/afl/testcases/_extras/xml.dict"
 # build_fuzzer "new" "qtbase" "gui/text/qtextdocument/sethtml/sethtml.pro" "html" "/usr/share/afl/testcases/_extras/html_tags.dict"
 build_fuzzer "old" "qtbase" "gui/text/qtextdocument/setmarkdown/setmarkdown.pro" "markdown"