diff --git a/packages/coq-gpfsl/coq-gpfsl.dev.2025-03-28.0.1373af49/opam b/packages/coq-gpfsl/coq-gpfsl.dev.2025-03-28.0.1373af49/opam
new file mode 100644
index 0000000000000000000000000000000000000000..a3c820e0dda2f3cb154d43fb8106b6401e18d8c6
--- /dev/null
+++ b/packages/coq-gpfsl/coq-gpfsl.dev.2025-03-28.0.1373af49/opam
@@ -0,0 +1,18 @@
+opam-version: "2.0"
+maintainer: "Hoang-Hai Dang <haidang@mpi-sws.org>"
+authors: "The GPFSL Team"
+license: "BSD-3-Clause"
+homepage: "https://gitlab.mpi-sws.org/iris/gpfsl"
+bug-reports: "https://gitlab.mpi-sws.org/iris/gpfsl/issues"
+dev-repo: "git+https://gitlab.mpi-sws.org/iris/gpfsl.git"
+version: "dev"
+
+synopsis: "A combination of GPS and FSL in the promising semantics WITHOUT promises"
+
+depends: [
+  "coq-iris"  { (= "dev.2025-03-25.0.79d33e24") | (= "dev") }
+]
+
+build: ["./make-package" "gpfsl" "-j%{jobs}%"]
+install: ["./make-package" "gpfsl" "install"]
+url { src: "git+https://gitlab.mpi-sws.org/iris/gpfsl.git#1373af4993196018bdd285e82193f4e1aaa7129d" }