diff --git a/src/python/core.c b/src/python/core.c
index c66e03c5..6a687e89 100644
--- a/src/python/core.c
+++ b/src/python/core.c
@@ -1,5 +1,9 @@
 #include <Python.h>
+#if defined(_WIN32) || defined(WIN32)
+#include <malloc.h>
+#else
 #include <alloca.h>
+#endif
 #include <stdint.h>
 #include <stdlib.h>
 #include <time.h>