diff --git a/Makefile b/Makefile
index 901db44..36723f9 100644
--- a/Makefile
+++ b/Makefile
@@ -36,12 +36,6 @@ release_r: release
 debug_python: debug
 release_python: release
 
-# Main tests
-test: test_release
-
-test_release: release
-	build/release/test/unittest "$(PROJ_DIR)test/*"
-
 test_debug: debug
 	build/debug/test/unittest "$(PROJ_DIR)test/*"
 
diff --git a/extension_config.cmake b/extension_config.cmake
index 9338c96..7665aeb 100644
--- a/extension_config.cmake
+++ b/extension_config.cmake
@@ -4,4 +4,5 @@
 duckdb_extension_load(substrait
     SOURCE_DIR ${CMAKE_CURRENT_LIST_DIR}
     INCLUDE_DIR ${CMAKE_CURRENT_LIST_DIR}/src/include
+    LOAD_TESTS
 )