diff --git a/Cargo.toml b/Cargo.toml
index bae7fb0..1368be0 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -29,8 +29,8 @@ serde_with = "3.9"
 
 oxrdf = "0.2.0-alpha.6"
 oxttl = "0.1.0-alpha.7"
-oxsdatatypes = "0.2.0-alpha.1"
-oxiri = "0.2.3-alpha.1"
+oxsdatatypes = "0.2.0-alpha.2"
+oxiri = "0.2.4"
 
 rdf-canon = "0.15.0-alpha.6"