diff --git a/composer.json b/composer.json
index 35dce0c530837ffc339cef00454002a815e7971d..61770642bec1bab2dac973a747b9752a21971b38 100644
--- a/composer.json
+++ b/composer.json
@@ -20,11 +20,11 @@
     },
     "config":{
         "platform": {
-            "php": "5.5.0"
+            "php": "5.5.9"
         }
     },
     "require": {
-        "php": ">=5.5.0",
+        "php": ">=5.5.9",
         "twig/twig": "~1.0",
         "leafo/lessphp": "~0.5.0",
         "symfony/console": "~2.6.0",
diff --git a/core/testMinimumPhpVersion.php b/core/testMinimumPhpVersion.php
index a63453ea85db1388edbc3008e6e3f4e9d19835a0..adc4b487db99c694e919d2453d59e3d8da3507f0 100644
--- a/core/testMinimumPhpVersion.php
+++ b/core/testMinimumPhpVersion.php
@@ -19,7 +19,7 @@ $piwik_errorMessage = '';
 // NOTE: when changing this variable, we also need to update
 // 1) api.piwik.org
 // 2) tests/travis/generator/Generator.php
-$piwik_minimumPHPVersion = '5.5.0';
+$piwik_minimumPHPVersion = '5.5.9';
 $piwik_currentPHPVersion = PHP_VERSION;
 $minimumPhpInvalid = version_compare($piwik_minimumPHPVersion, $piwik_currentPHPVersion) > 0;
 if ($minimumPhpInvalid) {
diff --git a/plugins/AnonymousPiwikUsageMeasurement b/plugins/AnonymousPiwikUsageMeasurement
index aec4bb7995238d8dbf7f8399e46a4b1f547b327f..c7fd2972773b2b20c4162e9c27eb4cea74cf3c3a 160000
--- a/plugins/AnonymousPiwikUsageMeasurement
+++ b/plugins/AnonymousPiwikUsageMeasurement
@@ -1 +1 @@
-Subproject commit aec4bb7995238d8dbf7f8399e46a4b1f547b327f
+Subproject commit c7fd2972773b2b20c4162e9c27eb4cea74cf3c3a
diff --git a/plugins/CorePluginsAdmin/lang/en.json b/plugins/CorePluginsAdmin/lang/en.json
index 89157cdaae4c0b4bb29f9ae0d24af3446e4c1af7..124b5d7293e98425cb63c4eb5d99501237917a69 100644
--- a/plugins/CorePluginsAdmin/lang/en.json
+++ b/plugins/CorePluginsAdmin/lang/en.json
@@ -23,7 +23,6 @@
         "Developer": "Developer",
         "DevelopersLearnHowToDevelopPlugins": "Developers: Learn how you can extend and customize Piwik by %1$sdeveloping plugins or themes%2$s.",
         "DoMoreContactPiwikAdmins": "To install a new plugin or a new theme, please get in touch with your Piwik admins.",
-        "EmailToEnquireUpdatedVersion": "Please email %1$s and enquire an updated version of %2$s.",
         "FeaturedPlugin": "Featured plugin",
         "ChangeLookByManageThemes": "You can change the appearance of Piwik by %1$sManaging Themes%2$s.",
         "GetEarlyAccessForPaidPlugins": "Note: all plugins are available for free at present; in the future we will enable Paid Plugins in the Marketplace (%1$scontact us%2$s for early access).",
diff --git a/plugins/CorePluginsAdmin/templates/macros.twig b/plugins/CorePluginsAdmin/templates/macros.twig
index 5a855c20d60075491efe1d1caa56d941b5d05a38..bd2120d5e4a145fad74cb8604e285a3d2a8f60b8 100644
--- a/plugins/CorePluginsAdmin/templates/macros.twig
+++ b/plugins/CorePluginsAdmin/templates/macros.twig
@@ -105,13 +105,6 @@
     {% endfor %}
 
     {{ 'CorePluginsAdmin_PluginRequirement'|translate(pluginName, causedBy) }}
-
-    {% if metadata is defined
-        and metadata.support is defined
-        and metadata.support.email
-        and pluginName not in marketplacePluginNames %}
-        {{ 'CorePluginsAdmin_EmailToEnquireUpdatedVersion'|translate('<a href="mailto:' ~ metadata.support.email|e('html_attr') ~'">' ~ metadata.support.email ~ '</a>', pluginName)|raw }}
-    {% endif %}
 {% endmacro %}
 
 {% macro tablePlugins(pluginsInfo, pluginNamesHavingSettings, activateNonce, deactivateNonce, uninstallNonce, isTheme, marketplacePluginNames, displayAdminLinks) %}
diff --git a/plugins/LoginHttpAuth b/plugins/LoginHttpAuth
index f65b922a4219237dd5824cf607df43d825175e5e..a285693bd66bc3758483d4da839d2466a1700e87 160000
--- a/plugins/LoginHttpAuth
+++ b/plugins/LoginHttpAuth
@@ -1 +1 @@
-Subproject commit f65b922a4219237dd5824cf607df43d825175e5e
+Subproject commit a285693bd66bc3758483d4da839d2466a1700e87
diff --git a/plugins/SecurityInfo b/plugins/SecurityInfo
index 45b014472fe4d6c0fbc1c1d4557b3991164c2f50..48a4541999e6fded6820d8363b6671a0d0dbb0ec 160000
--- a/plugins/SecurityInfo
+++ b/plugins/SecurityInfo
@@ -1 +1 @@
-Subproject commit 45b014472fe4d6c0fbc1c1d4557b3991164c2f50
+Subproject commit 48a4541999e6fded6820d8363b6671a0d0dbb0ec
diff --git a/plugins/TreemapVisualization b/plugins/TreemapVisualization
index 88e3a37febbd01c4f4c76f3554d3bbf772dd0eda..a570cc0efd4068e355674904fcfce2c8b3e42aeb 160000
--- a/plugins/TreemapVisualization
+++ b/plugins/TreemapVisualization
@@ -1 +1 @@
-Subproject commit 88e3a37febbd01c4f4c76f3554d3bbf772dd0eda
+Subproject commit a570cc0efd4068e355674904fcfce2c8b3e42aeb
diff --git a/plugins/VisitorGenerator b/plugins/VisitorGenerator
index b42147eafeba690614ef538ebd944b15a0cf1b41..068f1b0cddf5056d0c079e1cfcb2c771a9307c73 160000
--- a/plugins/VisitorGenerator
+++ b/plugins/VisitorGenerator
@@ -1 +1 @@
-Subproject commit b42147eafeba690614ef538ebd944b15a0cf1b41
+Subproject commit 068f1b0cddf5056d0c079e1cfcb2c771a9307c73
diff --git a/tests/PHPUnit/Integration/ReleaseCheckListTest.php b/tests/PHPUnit/Integration/ReleaseCheckListTest.php
index 41e46b0cc68ab9952b867e3dc5eb5061b648cf0d..8357826275b0b6c60dbe352ecc73aab8ae090d2e 100644
--- a/tests/PHPUnit/Integration/ReleaseCheckListTest.php
+++ b/tests/PHPUnit/Integration/ReleaseCheckListTest.php
@@ -28,7 +28,7 @@ class ReleaseCheckListTest extends \PHPUnit_Framework_TestCase
 {
     private $globalConfig;
 
-    const MINIMUM_PHP_VERSION = '5.5.0';
+    const MINIMUM_PHP_VERSION = '5.5.9';
 
     public function setUp()
     {