1 files changed, 4 insertions, 4 deletions
diff --git a/man/man1/core.1 b/man/man1/core.1
index e19c7520..caf6351b 100644
--- a/man/man1/core.1
+++ b/man/man1/core.1
@@ -35,7 +35,7 @@ The
 command, if run, prints a stack trace of the 
 executing thread at the time of the core dump;
 see
-.IM db (1) .
+.MR db (1) .
 .PP
 If no arguments are given,
 .I core
@@ -50,6 +50,6 @@ searches the current directory.
 .SH SOURCE
 .B \*9/src/cmd/core.c
 .SH "SEE ALSO
-.IM acid (1) ,
-.IM db (1) ,
-.IM core (5)
+.MR acid (1) ,
+.MR db (1) ,
+.MR core (5)