diff --git a/package.json b/package.json
index 0803ee7..cdd8633 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,7 @@
     "normalize-wheel": "^1.0.1",
     "object-hash": "^1.3.1",
     "optimist": "^0.6.1",
-    "shelljs": "^0.7.8"
+    "shelljs": "^0.8.5"
   },
   "devDependencies": {
     "@gmod/bam": "^1.0.35",
diff --git a/yarn.lock b/yarn.lock
index b2f64b9..3e96a3b 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -7146,10 +7146,10 @@ shebang-regex@^1.0.0:
   resolved "https://registry.yarnpkg.com/shebang-regex/-/shebang-regex-1.0.0.tgz#da42f49740c0b42db2ca9728571cb190c98efea3"
   integrity sha1-2kL0l0DAtC2yypcoVxyxkMmO/qM=
 
-shelljs@^0.7.8:
-  version "0.7.8"
-  resolved "https://registry.yarnpkg.com/shelljs/-/shelljs-0.7.8.tgz#decbcf874b0d1e5fb72e14b164a9683048e9acb3"
-  integrity sha1-3svPh0sNHl+3LhSxZKloMEjprLM=
+shelljs@^0.8.5:
+  version "0.8.5"
+  resolved "https://registry.yarnpkg.com/shelljs/-/shelljs-0.8.5.tgz#de055408d8361bed66c669d2f000538ced8ee20c"
+  integrity sha512-TiwcRcrkhHvbrZbnRcFYMLl30Dfov3HKqzp5tO5b4pt6G/SezKcYhmDg15zXVBswHmctSAQKznqNW2LO5tTDow==
   dependencies:
     glob "^7.0.0"
     interpret "^1.0.0"