diff --git a/Cargo.toml b/Cargo.toml
index b9cbf15..ca7059b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -17,7 +17,7 @@ categories = [
 maintenance = { status = "actively-developed" }
 
 [dependencies]
-ssri = "5.0.0"
+ssri = "6.0.0"
 hex = "0.4.0"
 tempfile = "3.1.0"
 sha-1 = "0.8.1"