diff --git a/Modules/socketmodule.c b/Modules/socketmodule.c
index 849eec4..de38d6d 100644
--- a/Modules/socketmodule.c
+++ b/Modules/socketmodule.c
@@ -78,7 +78,8 @@
 #include <sys/un.h>
 #include <netdb.h>
 #ifdef _AIX /* I *think* this works */
-#include <select.h> /* Needed for fd_set */
+/* AIX defines fd_set in a separate file.  Sigh... */
+#include <sys/select.h>
 #endif
 
 
diff --git a/Modules/timemodule.c b/Modules/timemodule.c
index a3bd383..848e322 100644
--- a/Modules/timemodule.c
+++ b/Modules/timemodule.c
@@ -229,7 +229,7 @@
 
 #ifdef BSD_TIME
 
-#ifdef _IBMR2
+#ifdef _AIX /* I *think* this works */
 /* AIX defines fd_set in a separate file.  Sigh... */
 #include <sys/select.h>
 #endif