diff --git a/build-fuzz-corpus-multiple-restarts.sh b/build-fuzz-corpus-multiple-restarts.sh
index ed235a6a..88ae63d8 100755
--- a/build-fuzz-corpus-multiple-restarts.sh
+++ b/build-fuzz-corpus-multiple-restarts.sh
@@ -2,14 +2,14 @@
 set -euxo pipefail
 ncpus=$(nproc || getconf NPROCESSORS_ONLN)
 ncpus=$(( ncpus / ( 1 + $(cat /sys/devices/system/cpu/smt/active))))
-RESTARTS=25
+RESTARTS=10
 mv "fuzz/corpus/fuzz_$1" "fuzz/corpus/fuzz_$1_pre_fresh_blood" || true
 for i in $(seq 1 $RESTARTS); do
   echo "RESTART ${i}"
   mkdir "fuzz/corpus/fuzz_$1"
   cargo fuzz run --all-features "fuzz_$1" "fuzz/corpus/fuzz_$1" -- \
     -dict=fuzz/fuzz.dict -max_len="$2" -fork="$ncpus" \
-    -max_total_time=2400 -runs=50000000
+    -max_total_time=5100 -runs=100000000
   mv "fuzz/corpus/fuzz_$1" "fuzz/corpus/fuzz_$1_restart_${i}"
 done
 mkdir "fuzz/corpus/fuzz_$1"
diff --git a/fuzz-until-converged.sh b/fuzz-until-converged.sh
index e6fb9ca4..9985ad5c 100755
--- a/fuzz-until-converged.sh
+++ b/fuzz-until-converged.sh
@@ -1,5 +1,6 @@
 #!/bin/bash
-rm -r "fuzz/corpus/fuzz_$1_old"
+set -euxo pipefail
+rm -r "fuzz/corpus/fuzz_$1_old" || true
 ncpus=$(nproc || getconf NPROCESSORS_ONLN)
 ncpus=$(( ncpus / ( 1 + $(cat /sys/devices/system/cpu/smt/active))))
 MAX_ITERS_WITHOUT_IMPROVEMENT=3