diff --git a/be/CMakeLists.txt b/be/CMakeLists.txt
index 924a88706bbe67..05153524f22600 100644
--- a/be/CMakeLists.txt
+++ b/be/CMakeLists.txt
@@ -625,77 +625,16 @@ if (BUILD_BENCHMARK)
 endif()
 
 set(PAIMON_FACTORY_REGISTRY_LIBS)
-set(PAIMON_ARROW_CORE_LIB)
-set(PAIMON_ARROW_FILESYSTEM_LIB)
-set(PAIMON_ARROW_DATASET_LIB)
-set(PAIMON_ARROW_ACERO_LIB)
 if (ENABLE_PAIMON_CPP)
-    set(_paimon_arrow_core_candidates
-        ${THIRDPARTY_DIR}/paimon-cpp/lib64/paimon_deps/libarrow.a
-        ${THIRDPARTY_DIR}/lib64/libarrow.a
-        ${THIRDPARTY_DIR}/lib/libarrow.a
-    )
-    foreach(_paimon_arrow_core_candidate IN LISTS _paimon_arrow_core_candidates)
-        if (EXISTS "${_paimon_arrow_core_candidate}")
-            add_library(paimon_arrow_core STATIC IMPORTED)
-            set_target_properties(paimon_arrow_core PROPERTIES
-                IMPORTED_LOCATION ${_paimon_arrow_core_candidate})
-            set(PAIMON_ARROW_CORE_LIB paimon_arrow_core)
-            break()
-        endif()
-    endforeach()
-    set(_paimon_arrow_filesystem_candidates
-        ${THIRDPARTY_DIR}/paimon-cpp/lib64/paimon_deps/libarrow_filesystem.a
-        ${THIRDPARTY_DIR}/lib64/libarrow_filesystem.a
-        ${THIRDPARTY_DIR}/lib/libarrow_filesystem.a
-    )
-    foreach(_paimon_arrow_filesystem_candidate IN LISTS _paimon_arrow_filesystem_candidates)
-        if (EXISTS "${_paimon_arrow_filesystem_candidate}")
-            add_library(paimon_arrow_filesystem STATIC IMPORTED)
-            set_target_properties(paimon_arrow_filesystem PROPERTIES
-                IMPORTED_LOCATION ${_paimon_arrow_filesystem_candidate})
-            set(PAIMON_ARROW_FILESYSTEM_LIB paimon_arrow_filesystem)
-            break()
-        endif()
-    endforeach()
-    set(_paimon_arrow_dataset_candidates
-        ${THIRDPARTY_DIR}/paimon-cpp/lib64/paimon_deps/libarrow_dataset.a
-        ${THIRDPARTY_DIR}/lib64/libarrow_dataset.a
-        ${THIRDPARTY_DIR}/lib/libarrow_dataset.a
-    )
-    foreach(_paimon_arrow_dataset_candidate IN LISTS _paimon_arrow_dataset_candidates)
-        if (EXISTS "${_paimon_arrow_dataset_candidate}")
-            add_library(paimon_arrow_dataset STATIC IMPORTED)
-            set_target_properties(paimon_arrow_dataset PROPERTIES
-                IMPORTED_LOCATION ${_paimon_arrow_dataset_candidate})
-            set(PAIMON_ARROW_DATASET_LIB paimon_arrow_dataset)
-            break()
-        endif()
-    endforeach()
-    set(_paimon_arrow_acero_candidates
-        ${THIRDPARTY_DIR}/paimon-cpp/lib64/paimon_deps/libarrow_acero.a
-        ${THIRDPARTY_DIR}/lib64/libarrow_acero.a
-        ${THIRDPARTY_DIR}/lib/libarrow_acero.a
-    )
-    foreach(_paimon_arrow_acero_candidate IN LISTS _paimon_arrow_acero_candidates)
-        if (EXISTS "${_paimon_arrow_acero_candidate}")
-            add_library(paimon_arrow_acero STATIC IMPORTED)
-            set_target_properties(paimon_arrow_acero PROPERTIES
-                IMPORTED_LOCATION ${_paimon_arrow_acero_candidate})
-            set(PAIMON_ARROW_ACERO_LIB paimon_arrow_acero)
-            break()
-        endif()
-    endforeach()
-    if (PAIMON_ARROW_DATASET_LIB)
-        # paimon_parquet_file_format depends on Arrow Dataset symbols.
-        # Force-link it only when arrow_dataset is available.
-        set(PAIMON_FACTORY_REGISTRY_LIBS
-            paimon_parquet_file_format
-        )
-        list(REMOVE_ITEM COMMON_THIRDPARTY ${PAIMON_FACTORY_REGISTRY_LIBS})
-    else()
-        message(STATUS "Paimon C++: libarrow_dataset.a not found, keep paimon_parquet_file_format as regular static lib")
-    endif()
+    # Plan B: Doris Arrow is now built with COMPUTE/DATASET/ACERO/FILESYSTEM,
+    # so arrow, arrow_dataset, arrow_acero are all in COMMON_THIRDPARTY via
+    # thirdparty.cmake.  paimon-cpp reuses the same Arrow (no paimon_deps).
+    # No dual-stack selection needed — single Arrow for everything.
+
+    # paimon_parquet_file_format depends on Arrow Dataset symbols.
+    # Force-link it with --whole-archive so its factory registration runs.
+    set(PAIMON_FACTORY_REGISTRY_LIBS paimon_parquet_file_format)
+    list(REMOVE_ITEM COMMON_THIRDPARTY ${PAIMON_FACTORY_REGISTRY_LIBS})
 endif()
 
 set(DORIS_DEPENDENCIES
@@ -722,18 +661,6 @@ if (ENABLE_PAIMON_CPP)
             ${PAIMON_FACTORY_REGISTRY_LIBS}
             -Wl,--no-whole-archive)
     endif()
-    if (PAIMON_ARROW_CORE_LIB)
-        set(DORIS_DEPENDENCIES ${DORIS_DEPENDENCIES} ${PAIMON_ARROW_CORE_LIB})
-    endif()
-    if (PAIMON_ARROW_FILESYSTEM_LIB)
-        set(DORIS_DEPENDENCIES ${DORIS_DEPENDENCIES} ${PAIMON_ARROW_FILESYSTEM_LIB})
-    endif()
-    if (PAIMON_ARROW_DATASET_LIB)
-        set(DORIS_DEPENDENCIES ${DORIS_DEPENDENCIES} ${PAIMON_ARROW_DATASET_LIB})
-    endif()
-    if (PAIMON_ARROW_ACERO_LIB)
-        set(DORIS_DEPENDENCIES ${DORIS_DEPENDENCIES} ${PAIMON_ARROW_ACERO_LIB})
-    endif()
 
     # paimon-cpp internal dependencies (renamed with _paimon suffix)
     # These must come after paimon libraries to resolve symbols.
diff --git a/be/cmake/thirdparty.cmake b/be/cmake/thirdparty.cmake
index 441ebe8dc738ba..227f81411f1322 100644
--- a/be/cmake/thirdparty.cmake
+++ b/be/cmake/thirdparty.cmake
@@ -106,6 +106,8 @@ add_thirdparty(zstd LIB64)
 add_thirdparty(arrow LIB64)
 add_thirdparty(arrow_flight LIB64)
 add_thirdparty(arrow_flight_sql LIB64)
+add_thirdparty(arrow_dataset LIB64)
+add_thirdparty(arrow_acero LIB64)
 add_thirdparty(parquet LIB64)
 add_thirdparty(brpc LIB64)
 add_thirdparty(rocksdb)