1 files changed, 4 insertions, 0 deletions
diff --git a/ruby.h b/ruby.h
index f6e7ef478e..4129299757 100644
--- a/ruby.h
+++ b/ruby.h
@@ -50,6 +50,10 @@ extern "C" {
 # include <intrinsics.h>
 #endif
 
+#ifdef HAVE_STDINT_H
+# include <stdint.h>
+#endif
+
 #include <stddef.h>
 #include <stdio.h>