diff --git a/dist/index.cjs b/dist/index.cjs
index de3b9240..72309126 100644
--- a/dist/index.cjs
+++ b/dist/index.cjs
@@ -137123,6 +137123,7 @@ async function installer() {
   core6.exportVariable("OPAMDOWNLOADJOBS", os2.availableParallelism());
   core6.exportVariable("OPAMERRLOGLEN", 0);
   core6.exportVariable("OPAMPRECISETRACKING", 1);
+  core6.exportVariable("OPAMRETRIES", 10);
   core6.exportVariable("OPAMROOT", OPAM_ROOT);
   core6.exportVariable("OPAMSOLVERTIMEOUT", 600);
   core6.exportVariable("OPAMYES", 1);
diff --git a/packages/setup-ocaml/src/installer.ts b/packages/setup-ocaml/src/installer.ts
index 2d78e0aa..fd5d521f 100644
--- a/packages/setup-ocaml/src/installer.ts
+++ b/packages/setup-ocaml/src/installer.ts
@@ -41,6 +41,7 @@ export async function installer() {
   core.exportVariable("OPAMDOWNLOADJOBS", os.availableParallelism());
   core.exportVariable("OPAMERRLOGLEN", 0);
   core.exportVariable("OPAMPRECISETRACKING", 1);
+  core.exportVariable("OPAMRETRIES", 10);
   core.exportVariable("OPAMROOT", OPAM_ROOT);
   core.exportVariable("OPAMSOLVERTIMEOUT", 600);
   core.exportVariable("OPAMYES", 1);