diff --git a/.gitignore b/.gitignore
index 6b0972f..79f330f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -31,3 +31,4 @@ munin-1.4.5.tar.gz
 /munin-2.0.24.tar.gz
 /munin-2.0.25.tar.gz
 /munin-2.0.26.tar.gz
+/munin-2.0.27.tar.gz
diff --git a/737.patch b/737.patch
deleted file mode 100644
index 00444ec..0000000
--- a/737.patch
+++ /dev/null
@@ -1,91 +0,0 @@
-From bbd1e158b94bff8b8541db58d6d8cf04fc63829a Mon Sep 17 00:00:00 2001
-From: dipohl <contact@dipohl.de>
-Date: Tue, 27 Sep 2016 15:09:21 +0200
-Subject: [PATCH] Return smartctl exit code and warning message Fixes github
- issue: hddtemp_smartctl fails on a drive in standby #690 checkin further
- improvements that are already in branch devel
-
----
- plugins/node.d/hddtemp_smartctl.in | 41 +++++++++++++++++++++++++++++++-------
- 1 file changed, 34 insertions(+), 7 deletions(-)
-
-diff --git a/plugins/node.d/hddtemp_smartctl.in b/plugins/node.d/hddtemp_smartctl.in
-index 1bdac98..a912aac 100644
---- a/plugins/node.d/hddtemp_smartctl.in
-+++ b/plugins/node.d/hddtemp_smartctl.in
-@@ -24,7 +24,7 @@ The following environment variables are used
-              used.
-  dev_$dev  - monitoring device for one drive, e.g. twe0
- 
--If the "smartctl" enviroment variable is not set the plugin will
-+If the "smartctl" environment variable is not set the plugin will
- search your $PATH, /usr/bin, /usr/sbin, /usr/local/bin and
- /usr/local/sbin for a file called "smartctl", and use that.
- 
-@@ -41,6 +41,9 @@ attempt to search for drives to probe.
- Copyright (c) 2005, Lutz Peter Christoph
- All rights reserved.
- 
-+2016-08-27, Gabriele Pohl (contact@dipohl.de)
-+Fix for github issue #690
-+
- =head1 LICENSE
- 
- Redistribution and use in source and binary forms, with or without
-@@ -162,7 +165,7 @@ if ($^O eq 'linux') {
-   
- } elsif ($^O eq 'freebsd') {
-   opendir(DEV, '/dev');
--  @drives = grep /^ad[0-9]+$/, readdir DEV;
-+  @drives = grep /^(ada?|da)[0-9]+$/, readdir DEV;
-   closedir(DEV);
- } elsif ($^O eq 'solaris') {
-   @drives = map { s@.*/@@ ; $_ } glob '/dev/rdsk/c*t*d*s2';
-@@ -224,11 +227,32 @@ foreach my $drive (@drives) {
-   warn "[DEBUG] Command for $drive is % $cmd %\n" if $DEBUG;
- 
-   my $output = `$cmd`;
--  if ($? ne 0) {
--      print "$drive.value U\n";
--      print "$drive.extinfo Command $cmd on drive $drive failed: $?.  The plugin needs to have read permission on all monitored devices.\n";
--      warn "[ERROR] Command $cmd on drive $drive failed: $?.  The plugin needs to have read permission on all monitored devices.\n";
--      next;
-+  my $cmd_exit = $?;
-+
-+  # Strip header
-+  $output =~ s/.*?\n\n//s;
-+  # Strip trailer
-+  $output =~ s/Please specify device type with the -d option.\n//s;
-+  $output =~ s/Use smartctl -h to get a usage summary//s;
-+  $output =~ s/\n+$//s;
-+
-+  if ($cmd_exit != 0) {
-+    print "$drive.value U\n";
-+    if ($cmd_exit == -1) {
-+      warn "[ERROR] Command $cmd on drive $drive failed to execute: $!";
-+    } else {
-+      my $smartctl_exit = $cmd_exit >> 8;
-+      print "$drive.extinfo Command '$cmd' on drive $drive failed with exit($smartctl_exit)\n";
-+
-+      # exit (2) is a normal state with directive "--nocheck=standby" when device is in STANDBY or SLEEP mode
-+      if ($smartctl_exit == 2 and $use_nocheck) {
-+        if ($output =~ /(?:standby|sleep)/i) {
-+          next;
-+        }
-+      }
-+      warn "[ERROR] Command $cmd on drive $drive failed with exit($smartctl_exit): $output";
-+    }
-+    next;
-   }
-   if ($output =~ /Current Drive Temperature:\s*(\d+)/) {
-     print "$drive.value $1\n";
-@@ -238,6 +262,9 @@ foreach my $drive (@drives) {
-   } elsif ($output =~ /^(231 Temperature_Celsius.*)/m) {
-     my @F = split ' ', $1;
-     print "$drive.value $F[9]\n";
-+  } elsif ($output =~ /^(190 Airflow_Temperature_Cel.*)/m) {
-+    my @F = split ' ', $1;
-+    print "$drive.value $F[9]\n";
-   } else {
-       print "$drive.value U\n";
-       print "$drive.extinfo Temperature not detected in smartctl output\n";
diff --git a/acpi-2.0.5.patch b/acpi-2.0.5.patch
deleted file mode 100644
index a33c4b6..0000000
--- a/acpi-2.0.5.patch
+++ /dev/null
@@ -1,11 +0,0 @@
---- ./plugins/node.d.linux/acpi.in.orig	2012-08-14 10:19:40.000000000 -0500
-+++ ./plugins/node.d.linux/acpi.in	2012-08-14 11:21:35.558280164 -0500
-@@ -47,7 +47,7 @@
- =cut
- 
- 
--ATZ="$(echo /proc/acpi/thermal_zone/*/temperature)"
-+ATZ="[ -e /proc/acpi/thermal_zone/*/temperature ] && echo /proc/acpi/thermal_zone/*/temperature || echo /sys/class/thermal/thermal_zone*/trip*temp | cut -c1-2"
- 
- do_ () { # Fetch
-     echo "$ATZ" | tr ' ' '\n' | awk -F'[ /\t]*' '{
diff --git a/munin-2.0.26.tar.gz.sha256sum b/munin-2.0.26.tar.gz.sha256sum
deleted file mode 100644
index 9849e09..0000000
--- a/munin-2.0.26.tar.gz.sha256sum
+++ /dev/null
@@ -1 +0,0 @@
-fb5fff319820e63b1107528e8302f0e0f1a29a710a3af1b8e281cc6c3c34bb84  munin-2.0.26.tar.gz
diff --git a/munin-2.0.27.tar.gz.sha256sum b/munin-2.0.27.tar.gz.sha256sum
new file mode 100644
index 0000000..c4f7472
--- /dev/null
+++ b/munin-2.0.27.tar.gz.sha256sum
@@ -0,0 +1 @@
+78f832bf1494815833459923cbfc8f41d47765cb5667c4e5c33f461aec15417c  munin-2.0.27.tar.gz
diff --git a/sources b/sources
index 067677c..94586d9 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-c6d472f48a68d2a520ff84d3a6cc3496  munin-2.0.26.tar.gz
+bd6a75cb48335c5a7abc6f84dea9d2ca  munin-2.0.27.tar.gz