diff --git a/include/toastyfs.h b/include/toastyfs.h
index 4018b2a..09b24c8 100644
--- a/include/toastyfs.h
+++ b/include/toastyfs.h
@@ -3,6 +3,8 @@
 
 #include <stdint.h>
 
+struct pollfd;
+
 typedef enum {
     TOASTYFS_RESULT_VOID,
     TOASTYFS_RESULT_PUT,