diff --git a/pyproject.toml b/pyproject.toml
index ec3be23..65096b4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "mcp-arduino"
-version = "2025.09.27.3"  # Smart port conflict detection + 70+ tools
+version = "2025.09.27.4"  # Revolutionary hybrid elicitation + sampling circuit design
 authors = [
   { name="Ryan Malloy", email="ryan@supported.systems" },
 ]
diff --git a/src/mcp_arduino_server/server_refactored.py b/src/mcp_arduino_server/server_refactored.py
index b0e7e70..9734966 100644
--- a/src/mcp_arduino_server/server_refactored.py
+++ b/src/mcp_arduino_server/server_refactored.py
@@ -189,7 +189,7 @@ def create_server(config: ArduinoServerConfig | None = None) -> FastMCP:
         from importlib.metadata import version
         package_version = version("mcp-arduino")
     except:
-        package_version = "2025.09.26"
+        package_version = "2025.09.27.4"
 
     # Create the FastMCP server instance
     mcp = FastMCP(
@@ -413,7 +413,7 @@ def main():
             from importlib.metadata import version
             package_version = version("mcp-arduino")
         except Exception:
-            package_version = "2025.09.27.2"
+            package_version = "2025.09.27.4"
         print(f"mcp-arduino {package_version}")
         sys.exit(0)