diff --git a/projects/proj4/build.sh b/projects/proj4/build.sh
index 4dc9c6741..37c65f77f 100755
--- a/projects/proj4/build.sh
+++ b/projects/proj4/build.sh
@@ -18,7 +18,7 @@
 ./autogen.sh
 ./configure --disable-shared
 make clean -s
-(cd src && make -j$(nproc) -s)
+make -j$(nproc) -s
 
 ./test/fuzzers/build_google_oss_fuzzers.sh
 ./test/fuzzers/build_seed_corpus.sh