diff --git a/plugins/CMakeLists.txt b/plugins/CMakeLists.txt
index 841f649..950cfc1 100644
--- a/plugins/CMakeLists.txt
+++ b/plugins/CMakeLists.txt
@@ -209,7 +209,10 @@ set_target_properties(preprocess PROPERTIES
 )
 
 # ai_yolo plugin (RKNN-based YOLO inference)
-add_library(ai_yolo SHARED ai_yolo/ai_yolo_node.cpp)
+add_library(ai_yolo SHARED
+    ai_yolo/ai_yolo_node.cpp
+    ${CMAKE_SOURCE_DIR}/src/utils/dma_alloc.cpp
+)
 target_include_directories(ai_yolo PRIVATE ${CMAKE_SOURCE_DIR}/include ${CMAKE_SOURCE_DIR}/third_party)
 target_link_libraries(ai_yolo PRIVATE project_options Threads::Threads ai_scheduler)
 if(RK3588_ENABLE_RKNN AND RK_RKNN_LIB)
@@ -224,7 +227,10 @@ set_target_properties(ai_yolo PROPERTIES
 )
 
 # ai_face_det plugin (RKNN-based RetinaFace inference)
-add_library(ai_face_det SHARED ai_face_det/ai_face_det_node.cpp)
+add_library(ai_face_det SHARED
+    ai_face_det/ai_face_det_node.cpp
+    ${CMAKE_SOURCE_DIR}/src/utils/dma_alloc.cpp
+)
 target_include_directories(ai_face_det PRIVATE ${CMAKE_SOURCE_DIR}/include ${CMAKE_SOURCE_DIR}/third_party)
 target_link_libraries(ai_face_det PRIVATE project_options Threads::Threads ai_scheduler)
 if(RK3588_ENABLE_RKNN AND RK_RKNN_LIB)
@@ -239,7 +245,10 @@ set_target_properties(ai_face_det PROPERTIES
 )
 
 # ai_face_recog plugin (RKNN-based ArcFace/MobileFaceNet inference)
-add_library(ai_face_recog SHARED ai_face_recog/ai_face_recog_node.cpp)
+add_library(ai_face_recog SHARED
+    ai_face_recog/ai_face_recog_node.cpp
+    ${CMAKE_SOURCE_DIR}/src/utils/dma_alloc.cpp
+)
 target_include_directories(ai_face_recog PRIVATE ${CMAKE_SOURCE_DIR}/include ${CMAKE_SOURCE_DIR}/third_party)
 target_link_libraries(ai_face_recog PRIVATE project_options Threads::Threads ai_scheduler)
 if(SQLite3_FOUND)
@@ -280,7 +289,10 @@ set_target_properties(det_post PROPERTIES
 )
 
 # osd plugin (on-screen display for detection results)
-add_library(osd SHARED osd/osd_node.cpp)
+add_library(osd SHARED
+    osd/osd_node.cpp
+    ${CMAKE_SOURCE_DIR}/src/utils/dma_alloc.cpp
+)
 target_include_directories(osd PRIVATE ${CMAKE_SOURCE_DIR}/include ${CMAKE_SOURCE_DIR}/third_party)
 target_link_libraries(osd PRIVATE project_options Threads::Threads)
 set_target_properties(osd PROPERTIES