diff --git a/Makefile b/Makefile
index 5980fa8..e8fa908 100644
--- a/Makefile
+++ b/Makefile
@@ -2,6 +2,7 @@
 
 PROJ_DIR := $(dir $(abspath $(lastword $(MAKEFILE_LIST))))
 
+# TODO: these values are currently duplicated in lib.rs. There's a PR open in duckdb-rs that fixes this
 EXTENSION_NAME=rusty_quack
 MINIMUM_DUCKDB_VERSION=v0.0.1
 
diff --git a/src/lib.rs b/src/lib.rs
index 163b3f7..8cfef70 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -85,8 +85,8 @@ impl VTab for HelloVTab {
     }
 }
 
-#[duckdb_entrypoint_c_api()]
-pub unsafe fn extension_entrypoint(con: Connection) -> Result<(), Box<dyn Error>> {
+#[duckdb_entrypoint_c_api(ext_name = "rusty_quack", min_duckdb_version = "v0.0.1")]
+pub unsafe fn ExtensionEntrypoint(con: Connection) -> Result<(), Box<dyn Error>> {
     con.register_table_function::<HelloVTab>("rusty_quack")
         .expect("Failed to register hello table function");
     Ok(())