diff --git a/package-lock.json b/package-lock.json
index 5899d1cb0..051f94c30 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1384,9 +1384,9 @@
       "integrity": "sha1-PaDM6dbsY3OWS4TzXbfPw996tRQ="
     },
     "acorn": {
-      "version": "5.7.3",
-      "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.7.3.tgz",
-      "integrity": "sha512-T/zvzYRfbVojPWahDsE5evJdHb3oJoQfFbsrKM7w5Zcs++Tr257tia3BmMP8XYVjp1S9RZXQMh7gao96BlqZOw=="
+      "version": "5.7.4",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.7.4.tgz",
+      "integrity": "sha512-1D++VG7BhrtvQpNbBzovKNc1FLGGEE/oGe7b9xJm/RFHMBeUaUGpluV9RLjZa47YFdPcDAenEYuq9pQPcMdLJg=="
     },
     "afinn-165": {
       "version": "1.0.4",