diff --git a/opam b/opam
index 3a906ea55e38f2711fa8bb5aa1c963d816f2247e..15e56950d82d4d35e899b62b8da09e951fab4290 100644
--- a/opam
+++ b/opam
@@ -11,7 +11,7 @@ synopsis: "This is the Coq development of the Iris Project"
 
 depends: [
   "coq" { (= "8.8.2") | (>= "8.9.1" & < "8.12~") | (= "dev") }
-  "coq-stdpp" { (= "dev.2020-02-02.0.2f76db21") | (= "dev") }
+  "coq-stdpp" { (= "dev.2020-02-01.0.6caf9b6d") | (= "dev") }
 ]
 
 build: [make "-j%{jobs}%"]