diff --git a/package-lock.json b/package-lock.json
index d1ac09b..5296603 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -40,7 +40,7 @@
             "express": "^4.17.1",
             "mocha": "^8.4.0",
             "nyc": "^15.1.0",
-            "sass": "^1.34.1",
+            "sass": "^1.70.0",
             "shelljs": "^0.8.4",
             "uglifyify": "^5.0.2"
          }
@@ -4697,6 +4697,12 @@
             "node": ">= 4"
          }
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+      "node_modules/immutable": {
+         "version": "4.3.4",
+         "resolved": "https://registry.npmjs.org/immutable/-/immutable-4.3.4.tgz",
+         "integrity": "sha512-fsXeu4J4i6WNWSikpI88v/PcVflZz+6kMhUfIwc5SY+poQRPnaf5V7qds6SUyUN3cVxEzuCab7QIoLOQ+DQ1wA==",
+         "dev": true
+      },
       "node_modules/import-fresh": {
          "version": "3.3.0",
          "resolved": "https://registry.npmjs.org/import-fresh/-/import-fresh-3.3.0.tgz",
@@ -7154,18 +7160,20 @@
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       },
       "node_modules/sass": {
-         "version": "1.34.1",
-         "resolved": "https://registry.npmjs.org/sass/-/sass-1.34.1.tgz",
-         "integrity": "sha512-scLA7EIZM+MmYlej6sdVr0HRbZX5caX5ofDT9asWnUJj21oqgsC+1LuNfm0eg+vM0fCTZHhwImTiCU0sx9h9CQ==",
+         "version": "1.70.0",
+         "resolved": "https://registry.npmjs.org/sass/-/sass-1.70.0.tgz",
+         "integrity": "sha512-uUxNQ3zAHeAx5nRFskBnrWzDUJrrvpCPD5FNAoRvTi0WwremlheES3tg+56PaVtCs5QDRX5CBLxxKMDJMEa1WQ==",
          "dev": true,
          "dependencies": {
-            "chokidar": ">=3.0.0 <4.0.0"
+            "chokidar": ">=3.0.0 <4.0.0",
+            "immutable": "^4.0.0",
+            "source-map-js": ">=0.6.2 <2.0.0"
          },
          "bin": {
             "sass": "sass.js"
          },
          "engines": {
-            "node": ">=8.9.0"
+            "node": ">=14.0.0"
          }
       },
       "node_modules/saxes": {
@@ -7418,6 +7426,15 @@
             "node": ">=0.10.0"
          }
       },
+      "node_modules/source-map-js": {
+         "version": "1.0.2",
+         "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-1.0.2.tgz",
+         "integrity": "sha512-R0XvVJ9WusLiqTCEiGCmICCMplcCkIwwR11mOSD9CR5u+IXYdiseeEuXCVAjS54zqwkLcPNnmU4OeJ6tUrWhDw==",
+         "dev": true,
+         "engines": {
+            "node": ">=0.10.0"
+         }
+      },
       "node_modules/source-map-support": {
          "version": "0.5.19",
          "resolved": "https://registry.npmjs.org/source-map-support/-/source-map-support-0.5.19.tgz",
@@ -12306,6 +12323,12 @@
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          "dev": true
       },
+      "immutable": {
+         "version": "4.3.4",
+         "resolved": "https://registry.npmjs.org/immutable/-/immutable-4.3.4.tgz",
+         "integrity": "sha512-fsXeu4J4i6WNWSikpI88v/PcVflZz+6kMhUfIwc5SY+poQRPnaf5V7qds6SUyUN3cVxEzuCab7QIoLOQ+DQ1wA==",
+         "dev": true
+      },
       "import-fresh": {
          "version": "3.3.0",
          "resolved": "https://registry.npmjs.org/import-fresh/-/import-fresh-3.3.0.tgz",
@@ -14179,12 +14202,14 @@
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       },
       "sass": {
-         "version": "1.34.1",
-         "resolved": "https://registry.npmjs.org/sass/-/sass-1.34.1.tgz",
-         "integrity": "sha512-scLA7EIZM+MmYlej6sdVr0HRbZX5caX5ofDT9asWnUJj21oqgsC+1LuNfm0eg+vM0fCTZHhwImTiCU0sx9h9CQ==",
+         "version": "1.70.0",
+         "resolved": "https://registry.npmjs.org/sass/-/sass-1.70.0.tgz",
+         "integrity": "sha512-uUxNQ3zAHeAx5nRFskBnrWzDUJrrvpCPD5FNAoRvTi0WwremlheES3tg+56PaVtCs5QDRX5CBLxxKMDJMEa1WQ==",
          "dev": true,
          "requires": {
-            "chokidar": ">=3.0.0 <4.0.0"
+            "chokidar": ">=3.0.0 <4.0.0",
+            "immutable": "^4.0.0",
+            "source-map-js": ">=0.6.2 <2.0.0"
          }
       },
       "saxes": {
@@ -14384,6 +14409,12 @@
          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.7.tgz",
          "integrity": "sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w="
       },
+      "source-map-js": {
+         "version": "1.0.2",
+         "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-1.0.2.tgz",
+         "integrity": "sha512-R0XvVJ9WusLiqTCEiGCmICCMplcCkIwwR11mOSD9CR5u+IXYdiseeEuXCVAjS54zqwkLcPNnmU4OeJ6tUrWhDw==",
+         "dev": true
+      },
       "source-map-support": {
          "version": "0.5.19",
          "resolved": "https://registry.npmjs.org/source-map-support/-/source-map-support-0.5.19.tgz",
diff --git a/package.json b/package.json
index fc7fe6b..7f38637 100644
--- a/package.json
+++ b/package.json
@@ -49,7 +49,7 @@
       "eslint-plugin-standard": "^5.0.0",
       "mocha": "^8.4.0",
       "nyc": "^15.1.0",
-      "sass": "^1.34.1",
+      "sass": "^1.70.0",
       "shelljs": "^0.8.4",
       "uglifyify": "^5.0.2"
    }