diff --git a/projects/picotls/build.sh b/projects/picotls/build.sh
index 5d3268e85..84fe8fb0a 100755
--- a/projects/picotls/build.sh
+++ b/projects/picotls/build.sh
@@ -18,7 +18,8 @@
 pushd $SRC/picotls
 cmake -DBUILD_FUZZER=ON -DOSS_FUZZ=ON .
 make
-cp ./fuzz-* $OUT/
+cp ./fuzz-client-hello $OUT/
+cp ./fuzz-server-hello $OUT/
 
 zip -jr $OUT/fuzz-client-hello_seed_corpus.zip $SRC/picotls/fuzz/fuzz-client-hello-corpus
 zip -jr $OUT/fuzz-server-hello_seed_corpus.zip $SRC/picotls/fuzz/fuzz-server-hello-corpus