diff --git a/MANIFEST b/MANIFEST
index ed456e6f2..a8dc3fd65 100644
--- a/MANIFEST
+++ b/MANIFEST
@@ -804,6 +804,8 @@ plugins/sudoers/regress/cvtsudoers/test37.out.ok
 plugins/sudoers/regress/cvtsudoers/test37.sh
 plugins/sudoers/regress/cvtsudoers/test38.out.ok
 plugins/sudoers/regress/cvtsudoers/test38.sh
+plugins/sudoers/regress/cvtsudoers/test39.out.ok
+plugins/sudoers/regress/cvtsudoers/test39.sh
 plugins/sudoers/regress/cvtsudoers/test4.out.ok
 plugins/sudoers/regress/cvtsudoers/test4.sh
 plugins/sudoers/regress/cvtsudoers/test5.out.ok
diff --git a/plugins/sudoers/Makefile.in b/plugins/sudoers/Makefile.in
index 29110dcfd..2d9bde8d0 100644
--- a/plugins/sudoers/Makefile.in
+++ b/plugins/sudoers/Makefile.in
@@ -337,7 +337,7 @@ depend:
 	cd $(top_builddir) && ./config.status --file plugins/sudoers/Makefile
 
 harness: $(srcdir)/regress/harness.in
-	cd $(top_builddir) && ./config.status --file plugins/sudoers/regress/harness
+	cd $(top_builddir) && ./config.status --file plugins/sudoers/regress/harness && chmod +x plugins/sudoers/regress/harness
 
 Makefile: $(srcdir)/Makefile.in
 	cd $(top_builddir) && ./config.status --file plugins/sudoers/Makefile
diff --git a/plugins/sudoers/regress/cvtsudoers/test39.out.ok b/plugins/sudoers/regress/cvtsudoers/test39.out.ok
new file mode 100644
index 000000000..e69de29bb
diff --git a/plugins/sudoers/regress/cvtsudoers/test39.sh b/plugins/sudoers/regress/cvtsudoers/test39.sh
new file mode 100644
index 000000000..4c172d25e
--- /dev/null
+++ b/plugins/sudoers/regress/cvtsudoers/test39.sh
@@ -0,0 +1,11 @@
+#!/bin/sh
+#
+# Test handling of a backslash at EOF with no trailing newline.
+#
+# If compiled with address sanitizer, cvtsudoers will crash without
+# the fix in ceaf706ab74b.
+#
+
+: ${CVTSUDOERS=cvtsudoers}
+
+printf 'dn: cn= Manager\\' | $CVTSUDOERS -c "" -b dc=sudo,dc=ws -i ldif -f sudoers
diff --git a/plugins/sudoers/regress/harness.in b/plugins/sudoers/regress/harness.in
index caa8b63ba..9aa6e7677 100755
--- a/plugins/sudoers/regress/harness.in
+++ b/plugins/sudoers/regress/harness.in
@@ -189,8 +189,8 @@ sudoers)
 	    echo "$group/$test: FAIL"
 	    diff $out $out_ok || true
 	fi
+	ntests=`expr $ntests + 1`
 	if test -s $err_ok; then
-	    ntests=`expr $ntests + 1`
 	    if cmp $err $err_ok >/dev/null; then
 		if [ $verbose -eq 1 ]; then
 		    echo "$group/$test (stderr): OK"