diff --git a/opam b/opam
index 34a6bd15704beab4647fef343d3fc0ac719f3231..b99047a1aeda2fe6db6de6c1dc154d815ad0232a 100644
--- a/opam
+++ b/opam
@@ -12,5 +12,5 @@ remove: ["rm" "-rf" "%{lib}%/coq/user-contrib/iris"]
 depends: [
   "coq" { (>= "8.6.1" & < "8.8~") | (= "dev") }
   "coq-mathcomp-ssreflect" { (>= "1.6.1" & < "1.7~") | (= "dev") }
-  "coq-stdpp" { (= "dev.2018-04-06.0") | (= "dev") }
+  "coq-stdpp" { (= "dev.2018-04-09.0") | (= "dev") }
 ]