diff --git a/cpp/src/arrow/acero/CMakeLists.txt b/cpp/src/arrow/acero/CMakeLists.txt
index a9e8f155724b8..31ed4a6a69b6a 100644
--- a/cpp/src/arrow/acero/CMakeLists.txt
+++ b/cpp/src/arrow/acero/CMakeLists.txt
@@ -117,8 +117,7 @@ endforeach()
 if(ARROW_TESTING)
   # test_nodes.cc isn't used by all tests but link to it for simple
   # CMakeLists.txt.
-  add_library(arrow_acero_testing OBJECT test_nodes.cc test_util_internal.cc
-                                         ../extension/tensor_extension_array_test.cc)
+  add_library(arrow_acero_testing OBJECT test_nodes.cc test_util_internal.cc)
   # Even though this is still just an object library we still need to "link" our
   # dependencies so that include paths are configured correctly
   target_link_libraries(arrow_acero_testing PRIVATE ${ARROW_ACERO_TEST_LINK_LIBS})