diff --git a/libs/fst/00_PATCH_win_zlib.patch b/libs/fst/00_PATCH_win_zlib.patch
new file mode 100644
index 000000000..125e7cf58
--- /dev/null
+++ b/libs/fst/00_PATCH_win_zlib.patch
@@ -0,0 +1,16 @@
+--- fstapi.h
++++ fstapi.h
+@@ -33,11 +33,12 @@ extern "C" {
+ #include <stdlib.h>
+ #include <string.h>
+ #include <ctype.h>
+-#include <zlib.h>
+ #include <inttypes.h>
+ #if defined(_MSC_VER)
++    #include "libs/zlib/zlib.h"
+     #include "fst_win_unistd.h"
+ #else
++    #include <zlib.h>
+     #include <unistd.h>
+ #endif
+ #include <time.h>
diff --git a/libs/fst/00_UPDATE.sh b/libs/fst/00_UPDATE.sh
index db97fd8bb..f7066076f 100755
--- a/libs/fst/00_UPDATE.sh
+++ b/libs/fst/00_UPDATE.sh
@@ -14,3 +14,5 @@ mv config.h.bak config.h
 
 sed -i -e 's,<config.h>,"config.h",' *.cc *.h
 sed -i -e 's,"fastlz.c","fastlz.cc",' *.cc *.h
+
+patch -p0 < 00_PATCH_win_zlib.patch
diff --git a/libs/fst/fstapi.h b/libs/fst/fstapi.h
index e2ca1783a..ba58c2017 100644
--- a/libs/fst/fstapi.h
+++ b/libs/fst/fstapi.h
@@ -33,11 +33,12 @@ extern "C" {
 #include <stdlib.h>
 #include <string.h>
 #include <ctype.h>
-#include <zlib.h>
 #include <inttypes.h>
 #if defined(_MSC_VER)
+    #include "libs/zlib/zlib.h"
     #include "fst_win_unistd.h"
 #else
+    #include <zlib.h>
     #include <unistd.h>
 #endif
 #include <time.h>