diff --git a/perl-LDAP.spec b/perl-LDAP.spec
index de9fb4b..86e33ca 100644
--- a/perl-LDAP.spec
+++ b/perl-LDAP.spec
@@ -19,6 +19,9 @@ Source0:        https://cpan.metacpan.org/authors/id/M/MA/MARSCHAP/perl-ldap-%{v
 Patch0:         perl-ldap-0.65-Configure-usr-sbin-slapd-for-tests.patch
 # Remove an unreliable cancelling test
 Patch1:         perl-ldap-0.66-test-Remove-a-test-for-cancelling-asynchronous-calls.patch
+# Fix a shell bang in a certificate generator script,
+# <https://github.com/perl-ldap/perl-ldap/pull/55>
+Patch2:         perl-ldap-0.66-Correct-a-shell-bang-in-data-regenerate_cert.sh.patch
 BuildArch:      noarch
 BuildRequires:  perl-interpreter
 BuildRequires:  perl-generators
@@ -162,6 +165,7 @@ Tests from %{name}-%{version}. Execute them with "%{_libexecdir}/%{name}/test".
 %setup -q -n perl-ldap-%{version}
 %patch0 -p1
 %patch1 -p1
+%patch2 -p1
 chmod -c 644 bin/* contrib/* lib/Net/LDAP/DSML.pm
 perl -pi -e 's|^#!/usr/local/bin/perl\b|#!%{__perl}|' contrib/*
 # Remove bundled libraries
@@ -172,7 +176,7 @@ sed -i -e '/^inc\// d' MANIFEST
 rm t/05dsml.t
 sed -i -e '/^t\/05dsml\.t/ d' MANIFEST
 %endif
-find -type f -exec chmod -x {} +
+find -type f \! -name 'regenerate_cert.sh' -exec chmod -x {} +
 
 %build
 perl Makefile.PL INSTALLDIRS=vendor < /dev/null
@@ -224,6 +228,7 @@ make test
 %changelog
 * Tue Oct 29 2019 Petr Pisar <ppisar@redhat.com> - 1:0.66-6
 - Fix tests subpackage test script
+- Fix a shell bang in a certificate generator script
 
 * Mon Aug 26 2019 Petr Pisar <ppisar@redhat.com> - 1:0.66-5
 - Package tests
diff --git a/perl-ldap-0.66-Correct-a-shell-bang-in-data-regenerate_cert.sh.patch b/perl-ldap-0.66-Correct-a-shell-bang-in-data-regenerate_cert.sh.patch
new file mode 100644
index 0000000..d3e103e
--- /dev/null
+++ b/perl-ldap-0.66-Correct-a-shell-bang-in-data-regenerate_cert.sh.patch
@@ -0,0 +1,26 @@
+From 4e63491c2a9ba2d9e9f5ad22360051038918c19d Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Petr=20P=C3=ADsa=C5=99?= <ppisar@redhat.com>
+Date: Tue, 29 Oct 2019 14:49:09 +0100
+Subject: [PATCH] Correct a shell bang in data/regenerate_cert.sh
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+Signed-off-by: Petr Písař <ppisar@redhat.com>
+---
+ data/regenerate_cert.sh | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/data/regenerate_cert.sh b/data/regenerate_cert.sh
+index 9bf1879..8980fbe 100755
+--- a/data/regenerate_cert.sh
++++ b/data/regenerate_cert.sh
+@@ -1,4 +1,4 @@
+-#/bin/sh
++#!/bin/sh
+ # regenerate server certificate for the SSL tests
+ 
+ if [ -e openssl.cnf ]; then
+-- 
+2.21.0
+