diff --git a/opam b/opam
index a8ce3bbe3d34bbb83bf5a48ecfccb955fe6361b6..6582b66cf5857164beee29b0055cea12c30240f7 100644
--- a/opam
+++ b/opam
@@ -12,5 +12,5 @@ install: [make "install"]
 remove: ["rm" "-rf" "%{lib}%/coq/user-contrib/iris"]
 depends: [
   "coq" { (= "8.7.2") | (= "8.8.2") | (>= "8.9" & < "8.11~") | (= "dev") }
-  "coq-stdpp" { (= "dev.2019-08-26.0.1ae85171") | (= "dev") }
+  "coq-stdpp" { (= "1.2.1") | (= "dev") }
 ]