diff --git a/opam b/opam
index 1d93cb997359f49e64ce70c3a206ef2d157301d9..1578c12dc6165763adcac3a95a20f4ee53cf64ca 100644
--- a/opam
+++ b/opam
@@ -12,5 +12,5 @@ install: [make "install"]
 remove: ["rm" "-rf" "%{lib}%/coq/user-contrib/iris"]
 depends: [
   "coq" { (>= "8.7.1" & < "8.10~") | (= "dev") }
-  "coq-stdpp" { (= "dev.2019-05-09.0.b81aa3aa") | (= "dev") }
+  "coq-stdpp" { (= "dev.2019-05-12.0.ffcca4f0") | (= "dev") }
 ]