diff --git a/lib/rest/static/decorated/api.github.com.json b/lib/rest/static/decorated/api.github.com.json
index e60744a97dd8..d67685cd422f 100644
--- a/lib/rest/static/decorated/api.github.com.json
+++ b/lib/rest/static/decorated/api.github.com.json
@@ -153313,6 +153313,25 @@
                 "fixed"
               ]
             }
+          },
+          {
+            "name": "severity",
+            "description": "<p>If specified, only code scanning alerts with this severity will be returned.</p>",
+            "in": "query",
+            "required": false,
+            "schema": {
+              "type": "string",
+              "description": "Severity of a code scanning alert.",
+              "enum": [
+                "critical",
+                "high",
+                "medium",
+                "low",
+                "warning",
+                "note",
+                "error"
+              ]
+            }
           }
         ],
         "bodyParameters": [],
diff --git a/lib/rest/static/decorated/ghec.json b/lib/rest/static/decorated/ghec.json
index 26ef10d7ceb5..31ed11bf9cdb 100644
--- a/lib/rest/static/decorated/ghec.json
+++ b/lib/rest/static/decorated/ghec.json
@@ -153763,6 +153763,25 @@
                 "fixed"
               ]
             }
+          },
+          {
+            "name": "severity",
+            "description": "<p>If specified, only code scanning alerts with this severity will be returned.</p>",
+            "in": "query",
+            "required": false,
+            "schema": {
+              "type": "string",
+              "description": "Severity of a code scanning alert.",
+              "enum": [
+                "critical",
+                "high",
+                "medium",
+                "low",
+                "warning",
+                "note",
+                "error"
+              ]
+            }
           }
         ],
         "bodyParameters": [],
diff --git a/lib/rest/static/dereferenced/api.github.com.deref.json b/lib/rest/static/dereferenced/api.github.com.deref.json
index b29d3b208c2d..d4f34cb8b49a 100644
--- a/lib/rest/static/dereferenced/api.github.com.deref.json
+++ b/lib/rest/static/dereferenced/api.github.com.deref.json
@@ -213414,6 +213414,25 @@
                 "fixed"
               ]
             }
+          },
+          {
+            "name": "severity",
+            "description": "If specified, only code scanning alerts with this severity will be returned.",
+            "in": "query",
+            "required": false,
+            "schema": {
+              "type": "string",
+              "description": "Severity of a code scanning alert.",
+              "enum": [
+                "critical",
+                "high",
+                "medium",
+                "low",
+                "warning",
+                "note",
+                "error"
+              ]
+            }
           }
         ],
         "responses": {
diff --git a/lib/rest/static/dereferenced/ghec.deref.json b/lib/rest/static/dereferenced/ghec.deref.json
index b94d403600ce..70f8f5332862 100644
--- a/lib/rest/static/dereferenced/ghec.deref.json
+++ b/lib/rest/static/dereferenced/ghec.deref.json
@@ -216927,6 +216927,25 @@
                 "fixed"
               ]
             }
+          },
+          {
+            "name": "severity",
+            "description": "If specified, only code scanning alerts with this severity will be returned.",
+            "in": "query",
+            "required": false,
+            "schema": {
+              "type": "string",
+              "description": "Severity of a code scanning alert.",
+              "enum": [
+                "critical",
+                "high",
+                "medium",
+                "low",
+                "warning",
+                "note",
+                "error"
+              ]
+            }
           }
         ],
         "responses": {