diff --git a/src/files.c b/src/files.c
index 7aaf60762..87bad0c54 100644
--- a/src/files.c
+++ b/src/files.c
@@ -716,7 +716,7 @@ d_level *lev;
 #endif
 #ifdef WIZARD
 	if (wizard && ret != 0)
-		pline("couldn't rename %s to %s", tempname, fq_bones);
+		pline("couldn't rename %s to %s.", tempname, fq_bones);
 #endif
 }
 
diff --git a/src/options.c b/src/options.c
index 56a6cb7bc..c4e96e06b 100644
--- a/src/options.c
+++ b/src/options.c
@@ -1031,7 +1031,7 @@ boolean tinitial, tfrom_file;
 			    preferred_pet = 'n';
 			    break;
 			default:
-			    pline("Unrecognized pet type '%s'", op);
+			    pline("Unrecognized pet type '%s'.", op);
 			    break;
 		    }
 		} else if (negated) preferred_pet = 'n';
@@ -2188,7 +2188,7 @@ add_menu_cmd_alias(from_ch, to_ch)
     char from_ch, to_ch;
 {
     if (n_menu_mapped >= MAX_MENU_MAPPED_CMDS)
-	pline("out of menu map space");
+	pline("out of menu map space.");
     else {
 	mapped_menu_cmds[n_menu_mapped] = from_ch;
 	mapped_menu_op[n_menu_mapped] = to_ch;
diff --git a/src/save.c b/src/save.c
index d6bd9509a..8fb4a55a1 100644
--- a/src/save.c
+++ b/src/save.c
@@ -1035,7 +1035,7 @@ int lev;
 	}
 # ifdef WIZARD
 	if (wizard) {
-		pline("Swapping in `%s'", from);
+		pline("Swapping in `%s'.", from);
 		wait_synch();
 	}
 # endif
diff --git a/sys/share/pcunix.c b/sys/share/pcunix.c
index 79454f09d..4a26eec68 100644
--- a/sys/share/pcunix.c
+++ b/sys/share/pcunix.c
@@ -51,11 +51,11 @@ int fd;
 #  if (defined(MICRO) || defined(WIN32)) && !defined(NO_FSTAT)
     if(fstat(fd, &buf)) {
 	if(moves > 1) pline("Cannot get status of saved level? ");
-	else pline("Cannot get status of saved game");
+	else pline("Cannot get status of saved game.");
 	return(0);
     } 
     if(comp_times(buf.st_mtime)) { 
-	if(moves > 1) pline("Saved level is out of date");
+	if(moves > 1) pline("Saved level is out of date.");
 	else pline("Saved game is out of date. ");
 	/* This problem occurs enough times we need to give the player
 	 * some more information about what causes it, and how to fix.