diff --git a/automl/package.json b/automl/package.json
index ed73e722a7..724aa8008f 100644
--- a/automl/package.json
+++ b/automl/package.json
@@ -17,7 +17,7 @@
   ],
   "dependencies": {
     "@google-cloud/automl": "^4.0.0",
-    "mathjs": "^13.0.0"
+    "mathjs": "^15.2.0"
   },
   "devDependencies": {
     "@google-cloud/storage": "^7.0.0",
diff --git a/cloud-language/package.json b/cloud-language/package.json
index 3842a0e2f2..d1f3e3ab96 100644
--- a/cloud-language/package.json
+++ b/cloud-language/package.json
@@ -17,7 +17,7 @@
   "dependencies": {
     "@google-cloud/language": "^6.1.0",
     "@google-cloud/storage": "^7.0.0",
-    "mathjs": "^13.0.0",
+    "mathjs": "^15.2.0",
     "yargs": "^17.0.0"
   },
   "devDependencies": {