diff --git a/io.c b/io.c
index c19d222c69..c54f4e3060 100644
--- a/io.c
+++ b/io.c
@@ -247,7 +247,7 @@ int ast_io_remove(struct io_context *ioc, int *_id)
 			ioc->fds[x].events = 0;
 			ioc->fds[x].revents = 0;
 			ioc->needshrink = 1;
-			if (!ioc->current_ioc)
+			if (ioc->current_ioc == -1)
 				io_shrink(ioc);
 			return 0;
 		}