diff --git a/include/boost/config/platform/aix.hpp b/include/boost/config/platform/aix.hpp
index d39a63e9..f1bb1b2f 100644
--- a/include/boost/config/platform/aix.hpp
+++ b/include/boost/config/platform/aix.hpp
@@ -14,6 +14,11 @@
 #define BOOST_HAS_NANOSLEEP
 #define BOOST_HAS_CLOCK_GETTIME
 
+// This needs support in "boost/cstdint.hpp" exactly like FreeBSD.
+// This platform has header named <inttypes.h> which includes all
+// the things needed.
+#define BOOST_HAS_STDINT_H
+
 // Threading API's:
 #define BOOST_HAS_PTHREADS
 #define BOOST_HAS_PTHREAD_DELAY_NP