diff --git a/http_parser.c b/http_parser.c
index a2a07f8..ac6366b 100644
--- a/http_parser.c
+++ b/http_parser.c
@@ -22,7 +22,16 @@
  * IN THE SOFTWARE.
  */
 #include <http_parser.h>
+#ifdef _WIN32
+typedef __int8 int8_t;
+typedef unsigned __int8 uint8_t;
+typedef __int16 int16_t;
+typedef unsigned __int16 uint16_t;
+typedef __int16 int32_t;
+typedef unsigned __int32 uint32_t;
+#else
 #include <stdint.h>
+#endif
 #include <assert.h>
 #include <stddef.h>
 
diff --git a/http_parser.h b/http_parser.h
index 1895d79..f019985 100644
--- a/http_parser.h
+++ b/http_parser.h
@@ -27,6 +27,10 @@ extern "C" {
 
 #include <sys/types.h>
 
+#ifdef _WIN32
+typedef unsigned int size_t;
+typedef int ssize_t;
+#endif
 
 /* Compile with -DHTTP_PARSER_STRICT=0 to make less checks, but run
  * faster