diff --git a/doc/man/man8/spank.8 b/doc/man/man8/spank.8
index 586ca40af4f512db58360fc762b71fdd5b13e8c3..07599f04580af06829aa8dab58980b6721e05b61 100644
--- a/doc/man/man8/spank.8
+++ b/doc/man/man8/spank.8
@@ -198,7 +198,7 @@ will be set to one of many error values defined in slurm/spank.h. The
 \fBSPANK\fR interface provides a simple function
 .nf
 
-  const char * \fBspank_strerror (spank_err_t err);
+  const char * \fBspank_strerror\fR(spank_err_t err);
 
 .fi
 which may be used to translate a \fBspank_err_t\fR value into its