diff --git a/debian/changelog b/debian/changelog
index 6e6881b..65eb657 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -2,6 +2,9 @@ patroni (1.5.6-1) UNRELEASED; urgency=medium
 
   * New upstream release.
 
+  [ Michael Banck ]
+  * debian/patches/check_postmaster.patch: Refreshed.
+
  -- Debian PostgreSQL Maintainers <team+postgresql@tracker.debian.org>  Fri, 07 Jun 2019 13:11:40 +0200
 
 patroni (1.5.5-2) unstable; urgency=medium
diff --git a/debian/patches/check_postmaster.patch b/debian/patches/check_postmaster.patch
index 5733e06..1ba6b1b 100644
--- a/debian/patches/check_postmaster.patch
+++ b/debian/patches/check_postmaster.patch
@@ -2,7 +2,7 @@ Index: patroni/patroni/postmaster.py
 ===================================================================
 --- patroni.orig/patroni/postmaster.py
 +++ patroni/patroni/postmaster.py
-@@ -39,14 +39,15 @@ class PostmasterProcess(psutil.Process):
+@@ -50,14 +50,15 @@ class PostmasterProcess(psutil.Process):
              return {}
  
      def _is_postmaster_process(self):
@@ -29,7 +29,7 @@ Index: patroni/tests/test_postmaster.py
 ===================================================================
 --- patroni.orig/tests/test_postmaster.py
 +++ patroni/tests/test_postmaster.py
-@@ -24,25 +24,6 @@ class TestPostmasterProcess(unittest.Tes
+@@ -36,25 +36,6 @@ class TestPostmasterProcess(unittest.Tes
          mock_read.return_value = {"pid": "123"}
          self.assertIsNone(PostmasterProcess.from_pidfile(''))