diff --git a/src/routes/book.ts b/src/routes/book.ts
index 828c11c..c380439 100644
--- a/src/routes/book.ts
+++ b/src/routes/book.ts
@@ -193,8 +193,8 @@ bookRouter.post(
         name: body.petName,
         species: body.petSpecies,
         breed: body.petBreed ?? null,
-        coatType: (body.petCoatType ?? null) as "smooth" | "double" | "wire" | "curly" | "long" | "hairless" | null,
-        petSizeCategory: (body.petSizeCategory ?? null) as "small" | "medium" | "large" | "xlarge" | null,
+        coatType: (body.petCoatType ?? null) as "short" | "medium" | "long" | "double" | "wire" | "silky" | "curly" | "hairless" | null,
+        petSizeCategory: (body.petSizeCategory ?? null) as "small" | "medium" | "large" | "extra_large" | null,
       })
       .returning();
     const pet = petInserted[0];
diff --git a/src/routes/buffer-rules.ts b/src/routes/buffer-rules.ts
index fb3ff2b..72a98a7 100644
--- a/src/routes/buffer-rules.ts
+++ b/src/routes/buffer-rules.ts
@@ -19,8 +19,8 @@ bufferRulesRouter.use("*", requireRole("manager"));
 
 const createBufferRuleSchema = z.object({
   serviceId: z.string().uuid(),
-  sizeCategory: z.enum(["small", "medium", "large", "xlarge"]).optional(),
-  coatType: z.enum(["smooth", "double", "wire", "curly", "long", "hairless"]).optional(),
+  sizeCategory: z.enum(["small", "medium", "large", "extra_large"]).optional(),
+  coatType: z.enum(["short", "medium", "long", "double", "wire", "silky", "curly", "hairless"]).optional(),
   bufferMinutes: z.number().int().positive(),
 });
 
diff --git a/src/routes/pets.ts b/src/routes/pets.ts
index 9642450..039e8a5 100644
--- a/src/routes/pets.ts
+++ b/src/routes/pets.ts
@@ -24,8 +24,8 @@ const createPetSchema = z.object({
   shampooPreference: z.string().max(500).optional(),
   specialCareNotes: z.string().max(2000).optional(),
   customFields: z.record(z.string(), z.string()).optional(),
-  sizeCategory: z.enum(["small", "medium", "large", "xlarge"]).optional(),
-  coatType: z.enum(["smooth", "double", "wire", "curly", "long", "hairless"]).optional(),
+  petSizeCategory: z.enum(["small", "medium", "large", "extra_large"]).optional(),
+  coatType: z.enum(["short", "medium", "long", "double", "wire", "silky", "curly", "hairless"]).optional(),
 });
 
 const updatePetSchema = createPetSchema.partial().omit({ clientId: true });