diff --git a/src/scripts/import-open-api.ts b/src/scripts/import-open-api.ts
index 8c509100..e4fa31bf 100644
--- a/src/scripts/import-open-api.ts
+++ b/src/scripts/import-open-api.ts
@@ -128,12 +128,14 @@ export const getObject = (item: SchemaObject): string => {
   }
 
   // Consolidation of item.properties & item.additionalProperties
+  const IdentifierRegexp = /^[a-zA-Z_\$][a-zA-Z0-9_\$]*$/
   let output = "{";
   if (item.properties) {
     output += Object.entries(item.properties)
       .map(([key, prop]: [string, ReferenceObject | SchemaObject]) => {
         const isRequired = (item.required || []).includes(key);
-        return `${key}${isRequired ? "" : "?"}: ${resolveValue(prop)}`;
+        const processedKey = (IdentifierRegexp.test(key) ? key : `"${key}"`)
+        return `${processedKey}${isRequired ? "" : "?"}: ${resolveValue(prop)}`;
       })
       .join("; ");
   }
diff --git a/src/scripts/tests/import-open-api.test.ts b/src/scripts/tests/import-open-api.test.ts
index 3abb309d..87a7d334 100644
--- a/src/scripts/tests/import-open-api.test.ts
+++ b/src/scripts/tests/import-open-api.test.ts
@@ -505,6 +505,31 @@ describe("scripts/import-open-api", () => {
       );
     });
 
+    it("should give double quotes for special properties", () => {
+      const responses: ComponentsObject["responses"] = {
+        JobRun: {
+          description: "Job is starting",
+          content: {
+            "application/json": {
+              schema: {
+                type: "object",
+                properties: {
+                  "execution-id": {
+                    description: "ID of the job execution",
+                    type: "string",
+                  },
+                },
+              },
+            },
+          },
+        },
+      };
+
+      expect(generateResponsesDefinition(responses)).toContain(
+        `export interface JobRunResponse {"execution-id"?: string}`,
+      );
+    });
+
     it("should declare a a type for composed object", () => {
       const responses: ComponentsObject["responses"] = {
         JobRun: {