diff --git a/python/pyproject.toml b/python/pyproject.toml
index 36eb219..9a5a7f9 100644
--- a/python/pyproject.toml
+++ b/python/pyproject.toml
@@ -29,7 +29,7 @@ dependencies = [
     "opentelemetry-exporter-otlp~=1.21",
     "opentelemetry-instrumentation-fastapi~=0.46b0",
     "opentelemetry-sdk~=1.21",
-    "jsontas~=1.4",
+    "jsontas>=1.4.1,<2.0.0",
     "packageurl-python~=0.11",
     "cryptography>=42.0.4,<43.0.0",
 ]