diff --git a/packages/builder-web.0.2.0~dev/opam b/packages/builder-web.0.2.0~dev/opam
index 56c661c..c140ec0 100644
--- a/packages/builder-web.0.2.0~dev/opam
+++ b/packages/builder-web.0.2.0~dev/opam
@@ -18,7 +18,7 @@ depends: [
   "ocaml" {>= "4.10.0"}
   "dune" {>= "2.7.0"}
   "builder" {>= "0.2.0"}
-  "dream" {>= "1.0.0~alpha2"}
+  "dream" {= "1.0.0~alpha2"}
   "cstruct" {>= "6.0.0"}
   "bos"
   "hex"