diff --git a/backend/config/initializers/sentry.rb b/backend/config/initializers/sentry.rb
index 1e1a223..fdd7bf5 100644
--- a/backend/config/initializers/sentry.rb
+++ b/backend/config/initializers/sentry.rb
@@ -9,5 +9,13 @@
     config.breadcrumbs_logger = [:active_support_logger]
 
     config.traces_sample_rate = traces_sample_rate
+    
+    config.before_send = lambda do |event, hint|
+      if hint[:exception].is_a?(ActiveRecord::ConnectionTimeoutError)
+        nil
+      else
+        event
+      end
+    end
   end
 end
diff --git a/sub-image/src/routes.rs b/sub-image/src/routes.rs
index 747c298..0be6e03 100644
--- a/sub-image/src/routes.rs
+++ b/sub-image/src/routes.rs
@@ -78,7 +78,7 @@ pub async fn convert_post(
             let img = image::imageops::crop(&mut rendered, 0, 145, 2048, 970).to_image();
             image::imageops::resize(
                 &img,
-                (2048 / 970) * 720,
+                ((2048f64 / 970f64) * 720f64) as _,
                 720,
                 image::imageops::FilterType::Gaussian,
             )
@@ -88,7 +88,7 @@ pub async fn convert_post(
             let img = image::imageops::crop(&mut rendered, 0, 135, 2048, 897).to_image();
             image::imageops::resize(
                 &img,
-                (2048 / 897) * 720,
+                ((2048f64 / 897f64) * 720f64) as _,
                 720,
                 image::imageops::FilterType::Gaussian,
             )