diff --git a/pyproject.toml b/pyproject.toml
index 4d10b99..ae771f2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,12 +1,12 @@
 [project]
 name = "perfecto-mcp"
-version = "1.1.1"
+version = "1.1.2"
 description = "MCP server for Perfecto Cloud Platform"
 readme = "README.md"
 requires-python = ">=3.11"
 dependencies = [
     "httpx[http2]>=0.28.1",
-    "mcp[cli]>=1.27.0",
+    "mcp[cli]>=1.27.0,<2.0.0",
     "opentelemetry-api>=1.20.0",
     "opentelemetry-sdk>=1.20.0",
     "opentelemetry-exporter-otlp>=1.20.0",
diff --git a/uv.lock b/uv.lock
index 9e9481a..c233035 100644
--- a/uv.lock
+++ b/uv.lock
@@ -831,7 +831,7 @@ dev = [
 requires-dist = [
     { name = "httpx", extras = ["http2"], specifier = ">=0.28.1" },
     { name = "lxml", specifier = ">=5.3.0" },
-    { name = "mcp", extras = ["cli"], specifier = ">=1.27.0" },
+    { name = "mcp", extras = ["cli"], specifier = ">=1.27.0,<2.0.0" },
     { name = "opentelemetry-api", specifier = ">=1.20.0" },
     { name = "opentelemetry-exporter-otlp", specifier = ">=1.20.0" },
     { name = "opentelemetry-sdk", specifier = ">=1.20.0" },