1 files changed, 2 insertions, 1 deletions
diff --git a/read.c b/read.c
index 29ee4682..d97c944b 100644
--- a/read.c
+++ b/read.c
@@ -464,7 +464,8 @@ rerun:
 			 * buffer because we're going to descend into
 			 * the file recursively.
 			 */
-			curp->secondary->sz -= pos + 1;
+			if (curp->secondary) 
+				curp->secondary->sz -= pos + 1;
 			mparse_readfd_r(curp, -1, ln.buf + of, 1);
 			if (MANDOCLEVEL_FATAL <= curp->file_status)
 				break;