diff --git a/package-lock.json b/package-lock.json
index 6b8903d5..f3ea80d6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,7 +14,7 @@
         "@mathigon/euclid": "1.2.0",
         "@mathigon/fermat": "1.1.20",
         "@mathigon/hilbert": "1.1.20",
-        "@sendgrid/mail": "8.0.0",
+        "@sendgrid/mail": "8.1.3",
         "@types/bcryptjs": "2.4.6",
         "@types/compression": "1.7.5",
         "@types/cookie-parser": "1.4.6",
@@ -2349,12 +2349,12 @@
       }
     },
     "node_modules/@sendgrid/client": {
-      "version": "8.1.0",
-      "resolved": "https://registry.npmjs.org/@sendgrid/client/-/client-8.1.0.tgz",
-      "integrity": "sha512-Kp2kKLr307v/HnR3uGuySt0AbCkeG7naDVOzfPOtWvKHVZIEHmKidQjJjzytVZNYWtoRdYgNfBw6GyUznGqa6w==",
+      "version": "8.1.3",
+      "resolved": "https://registry.npmjs.org/@sendgrid/client/-/client-8.1.3.tgz",
+      "integrity": "sha512-mRwTticRZIdUTsnyzvlK6dMu3jni9ci9J+dW/6fMMFpGRAJdCJlivFVYQvqk8kRS3RnFzS7sf6BSmhLl1ldDhA==",
       "dependencies": {
         "@sendgrid/helpers": "^8.0.0",
-        "axios": "^1.6.0"
+        "axios": "^1.6.8"
       },
       "engines": {
         "node": ">=12.*"
@@ -2372,11 +2372,11 @@
       }
     },
     "node_modules/@sendgrid/mail": {
-      "version": "8.0.0",
-      "resolved": "https://registry.npmjs.org/@sendgrid/mail/-/mail-8.0.0.tgz",
-      "integrity": "sha512-ePir+LT6kzJ7yaWAFuo8R+N9Pjm3KQMV5NpJ9XuTaLwwuXrUBiPzFo953Qc7slsYf7AKhMurF4w+ta4v1nsJ7A==",
+      "version": "8.1.3",
+      "resolved": "https://registry.npmjs.org/@sendgrid/mail/-/mail-8.1.3.tgz",
+      "integrity": "sha512-Wg5iKSUOER83/cfY6rbPa+o3ChnYzWwv1OcsR8gCV8SKi+sUPIMroildimlnb72DBkQxcbylxng1W7f0RIX7MQ==",
       "dependencies": {
-        "@sendgrid/client": "^8.0.0",
+        "@sendgrid/client": "^8.1.3",
         "@sendgrid/helpers": "^8.0.0"
       },
       "engines": {
@@ -3285,11 +3285,11 @@
       }
     },
     "node_modules/axios": {
-      "version": "1.6.2",
-      "resolved": "https://registry.npmjs.org/axios/-/axios-1.6.2.tgz",
-      "integrity": "sha512-7i24Ri4pmDRfJTR7LDBhsOTtcm+9kjX5WiY1X3wIisx6G9So3pfMkEiU7emUBe46oceVImccTEM3k6C5dbVW8A==",
+      "version": "1.7.3",
+      "resolved": "https://registry.npmjs.org/axios/-/axios-1.7.3.tgz",
+      "integrity": "sha512-Ar7ND9pU99eJ9GpoGQKhKf58GpUOgnzuaB7ueNQ5BMi0p+LZ5oaEnfF999fAArcTIBwXTCHAmGcHOZJaWPq9Nw==",
       "dependencies": {
-        "follow-redirects": "^1.15.0",
+        "follow-redirects": "^1.15.6",
         "form-data": "^4.0.0",
         "proxy-from-env": "^1.1.0"
       }
@@ -5789,9 +5789,9 @@
       }
     },
     "node_modules/follow-redirects": {
-      "version": "1.15.4",
-      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.15.4.tgz",
-      "integrity": "sha512-Cr4D/5wlrb0z9dgERpUL3LrmPKVDsETIJhaCMeDfuFYcqa5bldGV6wBsAN6X/vxlXQtFBMrXdXxdL8CbDTGniw==",
+      "version": "1.15.6",
+      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.15.6.tgz",
+      "integrity": "sha512-wWN62YITEaOpSK584EZXJafH1AGpO8RVgElfkuXbTOrPX4fIfOyEpW/CsiNd8JdYrAoOvafRTOEnvsO++qCqFA==",
       "funding": [
         {
           "type": "individual",
@@ -13335,12 +13335,12 @@
       }
     },
     "@sendgrid/client": {
-      "version": "8.1.0",
-      "resolved": "https://registry.npmjs.org/@sendgrid/client/-/client-8.1.0.tgz",
-      "integrity": "sha512-Kp2kKLr307v/HnR3uGuySt0AbCkeG7naDVOzfPOtWvKHVZIEHmKidQjJjzytVZNYWtoRdYgNfBw6GyUznGqa6w==",
+      "version": "8.1.3",
+      "resolved": "https://registry.npmjs.org/@sendgrid/client/-/client-8.1.3.tgz",
+      "integrity": "sha512-mRwTticRZIdUTsnyzvlK6dMu3jni9ci9J+dW/6fMMFpGRAJdCJlivFVYQvqk8kRS3RnFzS7sf6BSmhLl1ldDhA==",
       "requires": {
         "@sendgrid/helpers": "^8.0.0",
-        "axios": "^1.6.0"
+        "axios": "^1.6.8"
       }
     },
     "@sendgrid/helpers": {
@@ -13352,11 +13352,11 @@
       }
     },
     "@sendgrid/mail": {
-      "version": "8.0.0",
-      "resolved": "https://registry.npmjs.org/@sendgrid/mail/-/mail-8.0.0.tgz",
-      "integrity": "sha512-ePir+LT6kzJ7yaWAFuo8R+N9Pjm3KQMV5NpJ9XuTaLwwuXrUBiPzFo953Qc7slsYf7AKhMurF4w+ta4v1nsJ7A==",
+      "version": "8.1.3",
+      "resolved": "https://registry.npmjs.org/@sendgrid/mail/-/mail-8.1.3.tgz",
+      "integrity": "sha512-Wg5iKSUOER83/cfY6rbPa+o3ChnYzWwv1OcsR8gCV8SKi+sUPIMroildimlnb72DBkQxcbylxng1W7f0RIX7MQ==",
       "requires": {
-        "@sendgrid/client": "^8.0.0",
+        "@sendgrid/client": "^8.1.3",
         "@sendgrid/helpers": "^8.0.0"
       }
     },
@@ -14046,11 +14046,11 @@
       "dev": true
     },
     "axios": {
-      "version": "1.6.2",
-      "resolved": "https://registry.npmjs.org/axios/-/axios-1.6.2.tgz",
-      "integrity": "sha512-7i24Ri4pmDRfJTR7LDBhsOTtcm+9kjX5WiY1X3wIisx6G9So3pfMkEiU7emUBe46oceVImccTEM3k6C5dbVW8A==",
+      "version": "1.7.3",
+      "resolved": "https://registry.npmjs.org/axios/-/axios-1.7.3.tgz",
+      "integrity": "sha512-Ar7ND9pU99eJ9GpoGQKhKf58GpUOgnzuaB7ueNQ5BMi0p+LZ5oaEnfF999fAArcTIBwXTCHAmGcHOZJaWPq9Nw==",
       "requires": {
-        "follow-redirects": "^1.15.0",
+        "follow-redirects": "^1.15.6",
         "form-data": "^4.0.0",
         "proxy-from-env": "^1.1.0"
       }
@@ -15964,9 +15964,9 @@
       }
     },
     "follow-redirects": {
-      "version": "1.15.4",
-      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.15.4.tgz",
-      "integrity": "sha512-Cr4D/5wlrb0z9dgERpUL3LrmPKVDsETIJhaCMeDfuFYcqa5bldGV6wBsAN6X/vxlXQtFBMrXdXxdL8CbDTGniw=="
+      "version": "1.15.6",
+      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.15.6.tgz",
+      "integrity": "sha512-wWN62YITEaOpSK584EZXJafH1AGpO8RVgElfkuXbTOrPX4fIfOyEpW/CsiNd8JdYrAoOvafRTOEnvsO++qCqFA=="
     },
     "for-each": {
       "version": "0.3.3",
diff --git a/package.json b/package.json
index dfc2e397..abe36094 100644
--- a/package.json
+++ b/package.json
@@ -27,7 +27,7 @@
     "@mathigon/euclid": "1.2.0",
     "@mathigon/fermat": "1.1.20",
     "@mathigon/hilbert": "1.1.20",
-    "@sendgrid/mail": "8.0.0",
+    "@sendgrid/mail": "8.1.3",
     "@types/bcryptjs": "2.4.6",
     "@types/compression": "1.7.5",
     "@types/cookie-parser": "1.4.6",