diff --git a/.gitmodules b/.gitmodules
index 09157900..0089ed4c 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -58,3 +58,7 @@
 [submodule "openfst"]
 	path = openfst
 	url = https://github.com/alphacep/openfst
+[submodule "kaldi"]
+	path = kaldi
+	url = https://github.com/alphacep/kaldi
+	branch = vosk
diff --git a/Makefile.in b/Makefile.in
index dd618402..133ff99c 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -422,6 +422,29 @@ $(eval $(call rules-autoconf,openfst,32))
 $(eval $(call rules-autoconf,openfst,64))
 
 
+##
+## kaldi
+##
+
+KALDI_SOURCE_ARGS = \
+  --exclude src/**/CMakeLists.txt \
+
+KALDI_CMAKE_ARGS = \
+  -DKALDI_VERSION=5.5-proton \
+  -DBLAS_LIBRARIES=-lblas \
+  -DLAPACK_LIBRARIES=-llapack \
+  -DCMAKE_POSITION_INDEPENDENT_CODE=ON \
+  -DBUILD_SHARED_LIBS=OFF \
+  -DKALDI_BUILD_TEST=OFF \
+  -DKALDI_BUILD_EXE=OFF \
+
+KALDI_DEPENDS = openfst
+
+$(eval $(call rules-source,kaldi,$(SRCDIR)/kaldi))
+$(eval $(call rules-cmake,kaldi,32))
+$(eval $(call rules-cmake,kaldi,64))
+
+
 ##
 ## wine
 ##
diff --git a/kaldi b/kaldi
new file mode 160000
index 00000000..a25f216f
--- /dev/null
+++ b/kaldi
@@ -0,0 +1 @@
+Subproject commit a25f216f5ce4eec5e45a6ab7651e20c9840a05cd