diff --git a/pyproject.toml b/pyproject.toml
index 4f27221..382fb1f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "mcesptool"
-version = "2026.02.25"
+version = "2026.02.25.1"
 description = "FastMCP server for ESP32/ESP8266 development with esptool integration"
 readme = "README.md"
 requires-python = ">=3.10"
@@ -78,6 +78,31 @@ Homepage = "https://git.supported.systems/MCP/mcesptool"
 Repository = "https://git.supported.systems/MCP/mcesptool"
 Issues = "https://git.supported.systems/MCP/mcesptool/issues"
 
+[tool.hatch.build.targets.sdist]
+exclude = [
+    "docs-site/",
+    "artifacts/",
+    ".mcp.json",
+    "Dockerfile",
+    "docker-compose.yml",
+    "Makefile",
+    ".env*",
+    "pytest.ini",
+    "API_DESIGN.md",
+    "BROADER_APPLICATIONS.md",
+    "FASTMCP_ESPTOOL_SERVER.md",
+    "IDF_MIDDLEWARE_INTEGRATION.md",
+    "IMPLEMENTATION_COMPLETE.md",
+    "IMPLEMENTATION_EXAMPLES.md",
+    "IMPLEMENTATION_ROADMAP.md",
+    "INTEGRATION_PATTERNS.md",
+    "MCP_LOGGER_INTEGRATION.md",
+    "MIDDLEWARE_ARCHITECTURE.md",
+    "MIDDLEWARE_DESIGN_PATTERNS.md",
+    "PRODUCTION_DEPLOYMENT.md",
+    "PROJECT_SETUP.md",
+]
+
 [tool.hatch.build.targets.wheel]
 packages = ["src/mcesptool"]
 
diff --git a/src/mcesptool/server.py b/src/mcesptool/server.py
index b52d7f3..c04cd07 100644
--- a/src/mcesptool/server.py
+++ b/src/mcesptool/server.py
@@ -126,7 +126,7 @@ class ESPToolServer:
 
             return {
                 "server_name": "MCP ESPTool Server",
-                "version": "2026.02.25",
+                "version": "2026.02.25.1",
                 "uptime_seconds": round(uptime, 2),
                 "configuration": self.config.to_dict(),
                 "components": list(self.components.keys()),
@@ -404,7 +404,7 @@ class ESPToolServer:
 @click.command()
 @click.option("--debug", "-d", is_flag=True, help="Enable debug logging")
 @click.option("--production", "-p", is_flag=True, help="Run in production mode")
-@click.version_option(version="2026.02.25")
+@click.version_option(version="2026.02.25.1")
 def main(debug: bool, production: bool) -> None:
     """
     FastMCP ESP Development Server
diff --git a/uv.lock b/uv.lock
index d25f179..b40ec6f 100644
--- a/uv.lock
+++ b/uv.lock
@@ -888,7 +888,7 @@ wheels = [
 
 [[package]]
 name = "mcesptool"
-version = "2026.2.25"
+version = "2026.2.25.1"
 source = { editable = "." }
 dependencies = [
     { name = "click" },