diff --git a/liba/include/bridge/alloca.h b/liba/include/bridge/alloca.h
new file mode 100644
index 000000000..ae34cf312
--- /dev/null
+++ b/liba/include/bridge/alloca.h
@@ -0,0 +1,10 @@
+#ifndef LIBA_BRIDGE_ALLOCA_H
+#define LIBA_BRIDGE_ALLOCA_H
+
+#if __MINGW32__
+#include <malloc.h>
+#else
+#include_next <alloca.h>
+#endif
+
+#endif