diff --git a/crates/engine/src/media/source.rs b/crates/engine/src/media/source.rs
index 8490d2ee2..bf2e81804 100644
--- a/crates/engine/src/media/source.rs
+++ b/crates/engine/src/media/source.rs
@@ -1,7 +1,7 @@
 use super::{Arc, Deserialize, DevelopSettings, MediaKind, Photo, Rgb32f, Rgba8, Serialize, SourceInfo};
 
 /// Bump when the pipeline's output changes, to invalidate cached thumbnails.
-pub const RENDER_CACHE_VERSION: u64 = 71;
+pub const RENDER_CACHE_VERSION: u64 = 72;
 
 /// Thumbnails render at one of these long edges (so window/cell size changes reuse the cache).
 pub const THUMB_SIZES: [usize; 4] = [128, 256, 384, 512];