diff --git a/impl/rust/pqf-reader/Cargo.toml b/impl/rust/pqf-reader/Cargo.toml
index fd0eada..33cf366 100644
--- a/impl/rust/pqf-reader/Cargo.toml
+++ b/impl/rust/pqf-reader/Cargo.toml
@@ -54,7 +54,7 @@ serde_json = "1"
 # `GenericArray` values from this version. The newer hybrid-array
 # successor crate comes in transitively via sha2 0.11 / hkdf 0.13 /
 # sha3 0.12; the two stacks coexist without API friction in our code.
-generic-array = "0.14"
+generic-array = "1.4"
 typenum = "1.17"
 
 [features]