diff --git a/man/io_uring_resize_rings.3 b/man/io_uring_resize_rings.3
index 88472a6b3..dc55482db 100644
--- a/man/io_uring_resize_rings.3
+++ b/man/io_uring_resize_rings.3
@@ -44,7 +44,7 @@ way. It is not legal to resize a CQ ring that is in an overflow condition,
 and attempting to do so will fail.
 
 Currently doesn't support resizing rings setup with
-.I IORING_SETUP_NO_MMAP .
+.B IORING_SETUP_NO_MMAP .
 This is purely a liburing limitation, the kernel does support it.
 
 Valid flags in