diff --git a/local/office365/version.php b/local/office365/version.php
index c3fb3f12f..b87a8ee15 100644
--- a/local/office365/version.php
+++ b/local/office365/version.php
@@ -35,5 +35,5 @@
     'block_microsoft' => 2023100910,
     'local_o365' => 2023100910,
     'repository_office365' => 2023100910,
-    'theme_boost_o365teams' => 2023100910,
+    'theme_boost_o365teams' => 2023100900,
 ];
diff --git a/theme/boost_o365teams/version.php b/theme/boost_o365teams/version.php
index 73912a0c7..a7f3e4715 100644
--- a/theme/boost_o365teams/version.php
+++ b/theme/boost_o365teams/version.php
@@ -24,11 +24,11 @@
 
 defined('MOODLE_INTERNAL') || die();
 
-$plugin->version = 2023100910;
+$plugin->version = 2023100900;
 $plugin->requires = 2023100900;
-$plugin->release = '4.3.1';
+$plugin->release = '4.3.0';
 $plugin->component = 'theme_boost_o365teams';
 $plugin->maturity = MATURITY_STABLE;
 $plugin->dependencies = [
-    'local_o365' => 2023100910,
+    'local_o365' => 2023100900,
 ];