diff --git a/man5/elf.5 b/man5/elf.5
index 5a64704b2..74dc96115 100644
--- a/man5/elf.5
+++ b/man5/elf.5
@@ -1723,8 +1723,11 @@ stored into the relocatable field.
 .PP
 The .dynamic section contains a series of structures that hold relevant
 dynamic linking information.
-The d_tag member controls the interpretation
-of d_un.
+The
+.I d_tag
+member controls the interpretation
+of
+.IR d_un .
 .in +4n
 .nf