diff --git a/packages/mirage-unikernel-unipi-hvt.0.0.1/opam b/packages/mirage-unikernel-unipi-hvt.0.0.1/opam
index 5465c17..c28ed3f 100644
--- a/packages/mirage-unikernel-unipi-hvt.0.0.1/opam
+++ b/packages/mirage-unikernel-unipi-hvt.0.0.1/opam
@@ -9,7 +9,7 @@ depends: [ "arp" { >= "3.0.0" & < "4.0.0"}
            "git" { >= "3.7.0"}
            "git-mirage" { >= "3.7.0" & < "3.8.0"}
            "git-paf" { >= "3.7.0"}
-           "irmin-mirage-git" { >= "2.10.0"}
+           "irmin-mirage-git" { >= "2.10.0" & < "3.0.0"}
            "letsencrypt" { >= "0.3.0"}
            "logs" 
            "lwt" 
diff --git a/packages/mirage-unikernel-unipi-with-kv-hvt.0.0.1/opam b/packages/mirage-unikernel-unipi-with-kv-hvt.0.0.1/opam
index c093462..eeceb45 100644
--- a/packages/mirage-unikernel-unipi-with-kv-hvt.0.0.1/opam
+++ b/packages/mirage-unikernel-unipi-with-kv-hvt.0.0.1/opam
@@ -10,7 +10,7 @@ depends: [ "arp" { >= "3.0.0" & < "4.0.0"}
            "git" { >= "3.7.0"}
            "git-mirage" { >= "3.7.0" & < "3.8.0"}
            "git-paf" { >= "3.7.0"}
-           "irmin-mirage-git" { >= "2.10.0"}
+           "irmin-mirage-git" { >= "2.10.0" & < "3.0.0"}
            "letsencrypt" { >= "0.3.0"}
            "logs" 
            "lwt"