diff --git a/CHANGELOG.md b/CHANGELOG.md
index <HASH>..<HASH> 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+# 10.1.5
+
+* bugfix on airbrake to work on airbrake v4 or v5
+
 # 10.1.4
 
 * Adjust airbrake to work on airbrake v4 or v5
diff --git a/lib/slimmer/skin.rb b/lib/slimmer/skin.rb
index <HASH>..<HASH> 100644
--- a/lib/slimmer/skin.rb
+++ b/lib/slimmer/skin.rb
@@ -85,7 +85,7 @@ module Slimmer
         rescue => e
           logger.error "Slimmer: Failed while processing #{p}: #{[ e.message, e.backtrace ].flatten.join("\n")}"
           if defined?(Airbrake)
-            Airbrake.notify_sync(e, rack_env: rack_env)
+            Airbrake.notify(e, rack_env: rack_env)
           end
           raise if strict
         end
diff --git a/lib/slimmer/version.rb b/lib/slimmer/version.rb
index <HASH>..<HASH> 100644
--- a/lib/slimmer/version.rb
+++ b/lib/slimmer/version.rb
@@ -1,3 +1,3 @@
 module Slimmer
-  VERSION = '10.1.4'
+  VERSION = '10.1.5'
 end
Fix call to airbrake
notify_sync was not available in airbrake v4