diff --git a/src/hostile/lib.py b/src/hostile/lib.py
index a42bec9..cf8e4c8 100644
--- a/src/hostile/lib.py
+++ b/src/hostile/lib.py
@@ -58,7 +58,7 @@
             # cdn_base_url="http://localhost:8000",  # python -m http.server
             cdn_base_url=f"https://objectstorage.uk-london-1.oraclecloud.com/n/lrbvkel2wjot/b/human-genome-bucket/o",
             data_dir=XDG_DATA_DIR,
-            cmd="{BIN_PATH} -ax map-ont -m 50 --secondary no -t {THREADS} '{REF_ARCHIVE_PATH}' '{FASTQ}'",
+            cmd="{BIN_PATH} -ax map-ont -m 40 --secondary no -t {THREADS} '{REF_ARCHIVE_PATH}' '{FASTQ}'",
             paired_cmd="{BIN_PATH} -ax sr -m 40 --secondary no -t {THREADS} '{REF_ARCHIVE_PATH}' '{FASTQ1}' '{FASTQ2}'",
             ref_archive_fn="human-t2t-hla.fa.gz",
             idx_name="human-t2t-hla.fa.gz",