diff --git a/src/uuid/uuid.h b/src/uuid/uuid.h
index b110649..ef13cfc 100644
--- a/src/uuid/uuid.h
+++ b/src/uuid/uuid.h
@@ -13,7 +13,7 @@ BEGIN_C_LINKAGE
 
 #define UUID_BUF_LENGTH 48
 #define WAPP_UUID_SPEC WAPP_STR8_SPEC
-#define wapp_uuid_varg(UUID) wapp_str8_varg((UUID).uuid)
+#define wapp_uuid_varg(WUUID) wapp_str8_varg((WUUID).uuid)
 
 typedef struct wapp_uuid WUUID;
 struct wapp_uuid {
@@ -24,7 +24,7 @@ struct wapp_uuid {
 
 /* Low level UUID API */
 
-#define wapp_uuid_create() ((UUID){.uuid = wapp_str8_buf(UUID_BUF_LENGTH)})
+#define wapp_uuid_create() ((WUUID){.uuid = wapp_str8_buf(UUID_BUF_LENGTH)})
 
 // Just returns the same pointer that was passed in with the UUID initialised.
 // Fails when passed a NULL pointer.