diff --git a/assets/sound/vo/aperture_ai/03_part1_success-1.sox b/assets/sound/vo/aperture_ai/03_part1_success-1.sox
new file mode 100644
index 0000000..5ad82e6
--- /dev/null
+++ b/assets/sound/vo/aperture_ai/03_part1_success-1.sox
@@ -0,0 +1 @@
+-c 1 -r 22050
diff --git a/assets/sound/vo/aperture_ai/03_part2_entry-1.sox b/assets/sound/vo/aperture_ai/03_part2_entry-1.sox
new file mode 100644
index 0000000..5ad82e6
--- /dev/null
+++ b/assets/sound/vo/aperture_ai/03_part2_entry-1.sox
@@ -0,0 +1 @@
+-c 1 -r 22050
diff --git a/assets/sound/vo/aperture_ai/03_part2_platform_activated-1.sox b/assets/sound/vo/aperture_ai/03_part2_platform_activated-1.sox
new file mode 100644
index 0000000..5ad82e6
--- /dev/null
+++ b/assets/sound/vo/aperture_ai/03_part2_platform_activated-1.sox
@@ -0,0 +1 @@
+-c 1 -r 22050
diff --git a/assets/test_chambers/test_chamber_03/test_chamber_03.blend b/assets/test_chambers/test_chamber_03/test_chamber_03.blend
index bfac6c9..6cd4f43 100644
Binary files a/assets/test_chambers/test_chamber_03/test_chamber_03.blend and b/assets/test_chambers/test_chamber_03/test_chamber_03.blend differ
diff --git a/tools/level_scripts/trigger.lua b/tools/level_scripts/trigger.lua
index 1ac78b3..448cd69 100644
--- a/tools/level_scripts/trigger.lua
+++ b/tools/level_scripts/trigger.lua
@@ -208,6 +208,7 @@ local function generate_cutscene_step(step, step_index, label_locations, cutscen
             animation.get_armature_index_with_name(step.args[1]) or 0,
         }
     else
+        error("Unrecognized cutscene step " .. step.command)
         result.type = sk_definition_writer.raw('CutsceneStepTypeNoop')
         table.noop = 0;
     end