diff --git a/crates/paperjam-core/Cargo.toml b/crates/paperjam-core/Cargo.toml
index a3e7ce4..cee8ce8 100644
--- a/crates/paperjam-core/Cargo.toml
+++ b/crates/paperjam-core/Cargo.toml
@@ -12,7 +12,7 @@ lopdf = "0.34"
 regex = "1"
 md-5 = "0.11"
 aes = "0.8"
-cbc = "0.1"
+cbc = "0.2"
 rand = "0.8"
 # Note: pinned to 0.34 for now; 0.39 changes API significantly.
 # We work around any missing features at the wrapper level.