diff --git a/integtest/disabled_output_test.py b/integtest/disabled_output_test.py
index 4d951d1a..41a3324d 100644
--- a/integtest/disabled_output_test.py
+++ b/integtest/disabled_output_test.py
@@ -73,11 +73,9 @@
     "-controller": [
         "Worker with pid \\d+ was terminated due to signal 1",
         "Connection '.*' not found on the application registry",
-        r"Worker \(pid:\d+\) was sent SIGHUP"  # ignoring SIGHUP messages pending investigation, 03-Nov, KAB/PP/JCF
     ],
     "connectivity-service": [
         "errorlog: -",
-        r"Worker \(pid:\d+\) was sent SIGHUP"  # ignoring SIGHUP messages pending investigation, 03-Nov, KAB/PP/JCF
     ],
 }
 
diff --git a/integtest/hdf5_compression_test.py b/integtest/hdf5_compression_test.py
index d63ebb8d..0ba5857a 100644
--- a/integtest/hdf5_compression_test.py
+++ b/integtest/hdf5_compression_test.py
@@ -100,11 +100,9 @@
 ignored_logfile_problems = {
     "-controller": [
         "Worker with pid \\d+ was terminated due to signal 1",
-        r"Worker \(pid:\d+\) was sent SIGHUP"  # ignoring SIGHUP messages pending investigation, 03-Nov, KAB/PP/JCF
     ],
     "connectivity-service": [
         "errorlog: -",
-        r"Worker \(pid:\d+\) was sent SIGHUP"  # ignoring SIGHUP messages pending investigation, 03-Nov, KAB/PP/JCF
     ],
 }
 
diff --git a/integtest/insufficient_disk_space_test.py b/integtest/insufficient_disk_space_test.py
index f29ea16e..a4448815 100644
--- a/integtest/insufficient_disk_space_test.py
+++ b/integtest/insufficient_disk_space_test.py
@@ -63,7 +63,6 @@
 ignored_logfile_problems = {
     "connectivity-service": [
         "errorlog: -",
-        r"Worker \(pid:\d+\) was sent SIGHUP"  # ignoring SIGHUP messages pending investigation, 03-Nov, KAB/PP/JCF
     ],
 }
 
diff --git a/integtest/large_trigger_record_test.py b/integtest/large_trigger_record_test.py
index 7c5fd257..b8c9760e 100644
--- a/integtest/large_trigger_record_test.py
+++ b/integtest/large_trigger_record_test.py
@@ -60,12 +60,10 @@
 ignored_logfile_problems = {
     "-controller": [
         "Worker with pid \\d+ was terminated due to signal 1",
-        r"Worker \(pid:\d+\) was sent SIGHUP"  # ignoring SIGHUP messages pending investigation, 03-Nov, KAB/PP/JCF
     ],
     "connectivity-service": [
         "errorlog: -",
         "Worker with pid \\d+ was terminated due to signal 1",
-        r"Worker \(pid:\d+\) was sent SIGHUP"  # ignoring SIGHUP messages pending investigation, 03-Nov, KAB/PP/JCF
     ],
 }
 
diff --git a/integtest/max_file_size_test.py b/integtest/max_file_size_test.py
index fc5cabf9..2f20ce31 100644
--- a/integtest/max_file_size_test.py
+++ b/integtest/max_file_size_test.py
@@ -82,11 +82,9 @@
 ignored_logfile_problems = {
     "-controller": [
         "Worker with pid \\d+ was terminated due to signal 1",
-        r"Worker \(pid:\d+\) was sent SIGHUP"  # ignoring SIGHUP messages pending investigation, 03-Nov, KAB/PP/JCF
     ],
     "connectivity-service": [
         "errorlog: -",
-        r"Worker \(pid:\d+\) was sent SIGHUP"  # ignoring SIGHUP messages pending investigation, 03-Nov, KAB/PP/JCF
     ],
 }
 
diff --git a/integtest/multiple_data_writers_test.py b/integtest/multiple_data_writers_test.py
index a43e92be..3719e425 100644
--- a/integtest/multiple_data_writers_test.py
+++ b/integtest/multiple_data_writers_test.py
@@ -59,11 +59,9 @@
 ignored_logfile_problems = {
     "-controller": [
         "Worker with pid \\d+ was terminated due to signal 1",
-        r"Worker \(pid:\d+\) was sent SIGHUP"  # ignoring SIGHUP messages pending investigation, 03-Nov, KAB/PP/JCF
     ],
     "connectivity-service": [
         "errorlog: -",
-        r"Worker \(pid:\d+\) was sent SIGHUP"  # ignoring SIGHUP messages pending investigation, 03-Nov, KAB/PP/JCF
     ],
 }
 
diff --git a/integtest/trmonrequestor_test.py b/integtest/trmonrequestor_test.py
index 509d9ccb..f8929cc1 100755
--- a/integtest/trmonrequestor_test.py
+++ b/integtest/trmonrequestor_test.py
@@ -49,11 +49,9 @@
     "-controller": [
         "Worker with pid \\d+ was terminated due to signal",
         "Connection '.*' not found on the application registry",
-        r"Worker \(pid:\d+\) was sent SIGHUP"  # ignoring SIGHUP messages pending investigation, 03-Nov, KAB/PP/JCF
     ],
     "connectivity-service": [
         "errorlog: -",
-        r"Worker \(pid:\d+\) was sent SIGHUP"  # ignoring SIGHUP messages pending investigation, 03-Nov, KAB/PP/JCF
     ],
 }