3 files changed, 3 insertions, 3 deletions
diff --git a/opcode.h b/opcode.h
index df4a6dce21..7acce1968b 100644
--- a/opcode.h
+++ b/opcode.h
@@ -1558,7 +1558,7 @@ EXTCONST U32 PL_opargs[] = {
 	0x00002206,	/* srefgen */
 	0x0001368c,	/* ref */
 	0x00122804,	/* bless */
-	0x00003608,	/* backtick */
+	0x00013688,	/* backtick */
 	0x00012808,	/* glob */
 	0x0001d608,	/* readline */
 	0x00000c08,	/* rcatline */
diff --git a/opcode.pl b/opcode.pl
index 995ed4f2f0..d2602a2db7 100755
--- a/opcode.pl
+++ b/opcode.pl
@@ -594,7 +594,7 @@ bless		bless			ck_fun		s@	S S?
 
 # Pushy I/O.
 
-backtick	quoted execution (``, qx)	ck_open		t%	S
+backtick	quoted execution (``, qx)	ck_open		tu%	S?
 # glob defaults its first arg to $_
 glob		glob			ck_glob		t@	S?
 readline	<HANDLE>		ck_null		t%	F?
diff --git a/t/op/cproto.t b/t/op/cproto.t
index a4dd691629..3bc8b27aa1 100644
--- a/t/op/cproto.t
+++ b/t/op/cproto.t
@@ -174,7 +174,7 @@ read (*\$$;$)
 readdir (*)
 readline (;*)
 readlink (_)
-readpipe ($)
+readpipe (_)
 recv (*\$$$)
 redo undef
 ref (_)