diff --git a/unix/linux/types.go b/unix/linux/types.go
index ef13c95..f0da816 100644
--- a/unix/linux/types.go
+++ b/unix/linux/types.go
@@ -276,7 +276,7 @@
 	// padding is not specified in linux/eventpoll.h but added to conform to the
 	// alignment requirements of EABI
 	int32_t padFd;
-#elif defined(__powerpc64__) || defined(__s390x__) || defined(__sparc__)
+#elif defined(__powerpc64__) || defined(__s390x__) || defined(__sparc__) || defined(__riscv)
 	int32_t _padFd;
 #endif
 	int32_t fd;
diff --git a/unix/ztypes_linux_riscv64.go b/unix/ztypes_linux_riscv64.go
index 8344583..ccea3e6 100644
--- a/unix/ztypes_linux_riscv64.go
+++ b/unix/ztypes_linux_riscv64.go
@@ -808,6 +808,7 @@
 
 type EpollEvent struct {
 	Events uint32
+	_      int32
 	Fd     int32
 	Pad    int32
 }