diff --git a/builder-web.opam b/builder-web.opam
index cadb7fc..26fa37b 100644
--- a/builder-web.opam
+++ b/builder-web.opam
@@ -37,7 +37,6 @@ depends: [
   "tyxml" {>= "4.3.0"}
   "ptime"
   "duration"
-  "mirage-crypto" {>= "1.0.0"}
   "asn1-combinators" {>= "0.3.0"}
   "logs"
   "cmdliner" {>= "1.1.0"}
diff --git a/db/dune b/db/dune
index a676728..a6866b8 100644
--- a/db/dune
+++ b/db/dune
@@ -1,4 +1,3 @@
 (library
  (name builder_db)
- (libraries builder caqti caqti-driver-sqlite3 asn1-combinators mirage-crypto
-   builder_web_auth))
+ (libraries builder caqti caqti-driver-sqlite3 asn1-combinators builder_web_auth))