diff --git a/envs/maix_r329.py b/envs/maix_r329.py
index 757f553..3462ee7 100644
--- a/envs/maix_r329.py
+++ b/envs/maix_r329.py
@@ -108,9 +108,9 @@
 _maix_speech_module = Pybind11Extension("_maix_speech",
     include_dirs=[
         get_incs(
-            'ext_modules/_maix_speech/Maix-Speech/components/asr_lib/include'),
+            'ext_modules/libmaix/components/maix_speech/Maix-Speech/components/asr_lib/include'),
         get_incs(
-            'ext_modules/_maix_speech/Maix-Speech/components/utils/include')
+            'ext_modules/libmaix/components/maix_speech/Maix-Speech/components/utils/include')
     ],
     sources = get_srcs('ext_modules/_maix_speech', exclude=["utils", "projects"]),
     libraries=[
@@ -118,10 +118,10 @@
     ],
     library_dirs=[
         ext_so,
-        "./ext_modules/_maix_speech/Maix-Speech/components/asr_lib/lib/r329",
+        "./ext_modules/libmaix/components/maix_speech/Maix-Speech/components/asr_lib/lib/r329",
     ],
     extra_objects=[
-        "./ext_modules/_maix_speech/Maix-Speech/components/asr_lib/lib/r329/libms_asr_r329.a",
+        "./ext_modules/libmaix/components/maix_speech/Maix-Speech/components/asr_lib/lib/r329/libms_asr_r329.a",
     ],
     extra_compile_args=['-march=armv8-a', '-std=c++11', '-std=gnu++11'],
     # extra_compile_args=['-D__ARM__', '-D__ARMV7__', '-DCONF_KERNEL_IOMMU', '-DCONF_KERNEL_VERSION_4_9', '-std=c++11', '-std=gnu++11'],
diff --git a/envs/maix_v83x.py b/envs/maix_v83x.py
index d26731b..da1d332 100644
--- a/envs/maix_v83x.py
+++ b/envs/maix_v83x.py
@@ -37,9 +37,9 @@
 _maix_speech_module = Pybind11Extension("_maix_speech",
     include_dirs=[
         get_incs(
-            'ext_modules/_maix_speech/Maix-Speech/components/asr_lib/include'),
+            './ext_modules/libmaix/components/maix_speech/Maix-Speech/components/asr_lib/include'),
         get_incs(
-            'ext_modules/_maix_speech/Maix-Speech/components/utils/include')
+            './ext_modules/libmaix/components/maix_speech/Maix-Speech/components/utils/include')
     ],
     sources = get_srcs('ext_modules/_maix_speech', exclude=["utils", "projects"]),
     libraries=[
@@ -47,10 +47,10 @@
     ],
     library_dirs=[
         ext_so,
-        "./ext_modules/_maix_speech/Maix-Speech/components/asr_lib/lib/v83x",
+        "./ext_modules/libmaix/components/maix_speech/Maix-Speech/components/asr_lib/lib/v83x",
     ],
     extra_objects=[
-        "./ext_modules/_maix_speech/Maix-Speech/components/asr_lib/lib/v83x/libms_asr_v83x.a",
+        "./ext_modules/libmaix/components/maix_speech/Maix-Speech/components/asr_lib/lib/v83x/libms_asr_v83x.a",
     ],
     extra_compile_args=['-D__ARM__', '-D__ARMV7__', '-DCONF_KERNEL_IOMMU', '-DCONF_KERNEL_VERSION_4_9', '-std=c++11', '-std=gnu++11'],
     extra_link_args=[
diff --git a/ext_modules/_maix_speech/Maix-Speech b/ext_modules/_maix_speech/Maix-Speech
deleted file mode 160000
index 253f008..0000000
--- a/ext_modules/_maix_speech/Maix-Speech
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 253f0082363b9675336be51b139ebc14b5d51a2a