diff --git a/src/camera.h b/src/camera.h
index 4112cea..3407f29 100644
--- a/src/camera.h
+++ b/src/camera.h
@@ -85,8 +85,8 @@ struct Camera : ICamera {
         Sound::listener[cameraIndex].matrix = matrix;
         if (cameraIndex == 0) { // reverb effect only for main player
             TR::Room &r = level->rooms[getRoomIndex()];
-            int h = (r.info.yBottom - r.info.yTop) / 1024;
-            Sound::reverb.setRoomSize(vec3(float(r.xSectors), float(h), float(r.zSectors)) * 2.419f); // convert cells size into meters
+            float h = (r.info.yBottom - r.info.yTop) / 1024.0f;
+            Sound::reverb.setRoomSize(vec3(float(r.xSectors), h, float(r.zSectors)) * 2.419f); // convert cells size into meters
         }
     }