diff --git a/repo/pyproject.toml b/repo/pyproject.toml
index 783275e..8c01b6a 100644
--- a/repo/pyproject.toml
+++ b/repo/pyproject.toml
@@ -11,8 +11,8 @@ name = "tuf-on-ci"
 description = "TUF-on-CI repository tools, intended to be executed on a CI system"
 readme = "README.md"
 dependencies = [
-  "securesystemslib[awskms, azurekms, gcpkms, sigstore, pynacl] ~= 0.31.0",
-  "tuf ~= 3.1",
+  "securesystemslib[awskms, azurekms, gcpkms, sigstore, pynacl] ~= 1.1.0",
+  "tuf ~= 5.0",
   "click ~= 8.1",
 ]
 requires-python = ">=3.10"
@@ -29,8 +29,8 @@ tuf-on-ci-update-targets = "tuf_on_ci:update_targets"
 
 [project.optional-dependencies]
 lint = [
-  "mypy == 1.11.0",
-  "ruff == 0.5.4",
+  "mypy == 1.11.2",
+  "ruff == 0.6.7",
 ]
 
 [tool.hatch.version]
diff --git a/signer/pyproject.toml b/signer/pyproject.toml
index 3aaa153..31c87f3 100644
--- a/signer/pyproject.toml
+++ b/signer/pyproject.toml
@@ -9,8 +9,8 @@ readme = "README.md"
 dependencies = [
   "packaging >= 23.2,< 25.0",
   "platformdirs ~= 4.2",
-  "securesystemslib[awskms,azurekms,gcpkms,hsm,sigstore] ~= 0.31.0",
-  "tuf ~= 3.1",
+  "securesystemslib[awskms,azurekms,gcpkms,hsm,sigstore] >= 0.31,< 1.2",
+  "tuf >= 3.1,< 6.0",
   "click ~= 8.1",
 ]
 requires-python = ">=3.10"
@@ -23,8 +23,8 @@ tuf-on-ci-sign = "tuf_on_ci_sign:sign"
 
 [project.optional-dependencies]
 lint = [
-  "mypy == 1.10.0",
-  "ruff == 0.4.4",
+  "mypy == 1.11.2",
+  "ruff == 0.6.7",
 ]
 
 [tool.hatch.version]