diff --git a/pyproject.toml b/pyproject.toml
index a038a2e8..56c32e62 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -37,7 +37,7 @@ dependencies = [
     "asn1crypto>=1.5.1",
     "qrcode>=6.1",
     "tzlocal>=4.3",
-    "pyhanko-certvalidator==0.24.*",
+    "pyhanko-certvalidator>=0.24,<0.26",
     "click>=7.1.2",
     "requests>=2.24.0",
     "pyyaml>=5.3.1",