diff --git a/go.mod b/go.mod
index 20410e8..9ce3d63 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/transparency-dev/formats
 go 1.26.0
 
 require (
-	filippo.io/mldsa v0.0.0-20260215214346-43d0283efc3e
+	filippo.io/mldsa v1.0.0
 	github.com/google/go-cmp v0.7.0
 	golang.org/x/crypto v0.57.0
 	golang.org/x/mod v0.41.0
diff --git a/go.sum b/go.sum
index 63a53b6..e6c32cf 100644
--- a/go.sum
+++ b/go.sum
@@ -1,5 +1,5 @@
-filippo.io/mldsa v0.0.0-20260215214346-43d0283efc3e h1:VsUbObBMxXlc23Eb9VeeJYE4jvTs87qa5RqSN2U5FJU=
-filippo.io/mldsa v0.0.0-20260215214346-43d0283efc3e/go.mod h1:32qQ5yj3R24Eu03iWFWchdC3OB653wPvoepWejkefbY=
+filippo.io/mldsa v1.0.0 h1:DSyjDhIEKrGEO/RZfI60iuXI83Yzy8jDcbqMuPySK5U=
+filippo.io/mldsa v1.0.0/go.mod h1:32qQ5yj3R24Eu03iWFWchdC3OB653wPvoepWejkefbY=
 github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
 github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
 golang.org/x/crypto v0.57.0 h1:3ZVCjf8Ggz7zneR/EHRVx68Ctf+2pmIMP2UFhh9cC6M=