diff --git a/package-lock.json b/package-lock.json
index 94f65dc8..a0575465 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,7 +14,7 @@
         "@actions/github": "^4.0.0",
         "@octokit/graphql": "^4.6.1",
         "@octokit/rest": "^18.5.3",
-        "@primer/css": "^16.3.0",
+        "@primer/css": "^17.0.0",
         "axios": "^0.21.1",
         "compression": "^1.7.4",
         "ejs": "^3.1.6",
@@ -1818,26 +1818,17 @@
       "integrity": "sha1-XUGq4K61gnqbjuFcqsSnCgWBETo="
     },
     "node_modules/@primer/css": {
-      "version": "16.3.0",
-      "resolved": "https://registry.npmjs.org/@primer/css/-/css-16.3.0.tgz",
-      "integrity": "sha512-nfgvRLPVGS1cdEh/Y1cak17gwEVI8HtQpbGQHvBcWrVQ78sbS3EHvdRUGpFM/Lyi/WKVZInAAwIXG9RWKukOag==",
+      "version": "17.0.0",
+      "resolved": "https://registry.npmjs.org/@primer/css/-/css-17.0.0.tgz",
+      "integrity": "sha512-79Ij2YvdJAbVNT3RqNAOes8W1SS1aCqMtQhnJjIRs2PkB6NIllRoi1yrw/6cEOAqC7dSxbYPEvPrDC7zCtQUww==",
       "dependencies": {
-        "@primer/octicons": "13.0.0",
-        "@primer/primitives": "4.2.1"
-      }
-    },
-    "node_modules/@primer/octicons": {
-      "version": "13.0.0",
-      "resolved": "https://registry.npmjs.org/@primer/octicons/-/octicons-13.0.0.tgz",
-      "integrity": "sha512-kMNu3Ny3eocOTl2hxRC0YX0na7zJwpSIQNiZqmyqbLMKp2YwNAwk5Tan4RLGe35f30st+EbNq15dEjiMzslAcw==",
-      "dependencies": {
-        "object-assign": "^4.1.1"
+        "@primer/primitives": "4.3.0"
       }
     },
     "node_modules/@primer/primitives": {
-      "version": "4.2.1",
-      "resolved": "https://registry.npmjs.org/@primer/primitives/-/primitives-4.2.1.tgz",
-      "integrity": "sha512-sI0Bw/PMCZ1kfPX1MRwoNYD6RWdvU0sGk9YYD8euYASwrr4E6aNH9dutMmHTRVe/N3/coBN7QUkV79GMt0UKyQ=="
+      "version": "4.3.0",
+      "resolved": "https://registry.npmjs.org/@primer/primitives/-/primitives-4.3.0.tgz",
+      "integrity": "sha512-djXxll2yVTufmhnHA1H9bMT8I3S0ID6GlSewAJvKHlv80I+5AoZASVBF+WedtH/SyloLM5wyk+Tqj1ZNmy2+RQ=="
     },
     "node_modules/@sindresorhus/is": {
       "version": "4.0.0",
@@ -8778,6 +8769,7 @@
       "version": "4.1.1",
       "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-4.1.1.tgz",
       "integrity": "sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM=",
+      "devOptional": true,
       "engines": {
         "node": ">=0.10.0"
       }
@@ -13977,26 +13969,17 @@
       }
     },
     "@primer/css": {
-      "version": "16.3.0",
-      "resolved": "https://registry.npmjs.org/@primer/css/-/css-16.3.0.tgz",
-      "integrity": "sha512-nfgvRLPVGS1cdEh/Y1cak17gwEVI8HtQpbGQHvBcWrVQ78sbS3EHvdRUGpFM/Lyi/WKVZInAAwIXG9RWKukOag==",
+      "version": "17.0.0",
+      "resolved": "https://registry.npmjs.org/@primer/css/-/css-17.0.0.tgz",
+      "integrity": "sha512-79Ij2YvdJAbVNT3RqNAOes8W1SS1aCqMtQhnJjIRs2PkB6NIllRoi1yrw/6cEOAqC7dSxbYPEvPrDC7zCtQUww==",
       "requires": {
-        "@primer/octicons": "13.0.0",
-        "@primer/primitives": "4.2.1"
-      }
-    },
-    "@primer/octicons": {
-      "version": "13.0.0",
-      "resolved": "https://registry.npmjs.org/@primer/octicons/-/octicons-13.0.0.tgz",
-      "integrity": "sha512-kMNu3Ny3eocOTl2hxRC0YX0na7zJwpSIQNiZqmyqbLMKp2YwNAwk5Tan4RLGe35f30st+EbNq15dEjiMzslAcw==",
-      "requires": {
-        "object-assign": "^4.1.1"
+        "@primer/primitives": "4.3.0"
       }
     },
     "@primer/primitives": {
-      "version": "4.2.1",
-      "resolved": "https://registry.npmjs.org/@primer/primitives/-/primitives-4.2.1.tgz",
-      "integrity": "sha512-sI0Bw/PMCZ1kfPX1MRwoNYD6RWdvU0sGk9YYD8euYASwrr4E6aNH9dutMmHTRVe/N3/coBN7QUkV79GMt0UKyQ=="
+      "version": "4.3.0",
+      "resolved": "https://registry.npmjs.org/@primer/primitives/-/primitives-4.3.0.tgz",
+      "integrity": "sha512-djXxll2yVTufmhnHA1H9bMT8I3S0ID6GlSewAJvKHlv80I+5AoZASVBF+WedtH/SyloLM5wyk+Tqj1ZNmy2+RQ=="
     },
     "@sindresorhus/is": {
       "version": "4.0.0",
@@ -19651,7 +19634,8 @@
     "object-assign": {
       "version": "4.1.1",
       "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-4.1.1.tgz",
-      "integrity": "sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM="
+      "integrity": "sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM=",
+      "devOptional": true
     },
     "object-copy": {
       "version": "0.1.0",
diff --git a/package.json b/package.json
index 79a2e54f..27882832 100644
--- a/package.json
+++ b/package.json
@@ -29,7 +29,7 @@
     "@actions/github": "^4.0.0",
     "@octokit/graphql": "^4.6.1",
     "@octokit/rest": "^18.5.3",
-    "@primer/css": "^16.3.0",
+    "@primer/css": "^17.0.0",
     "axios": "^0.21.1",
     "compression": "^1.7.4",
     "ejs": "^3.1.6",