diff --git a/lib/libsys/getpagesize.c b/lib/libsys/getpagesize.c
--- a/lib/libsys/getpagesize.c
+++ b/lib/libsys/getpagesize.c
@@ -45,7 +45,7 @@
 	int value;
 
 	if (_elf_aux_info(AT_PAGESZ, &value, sizeof(value)) != 0)
-		value = PAGE_SIZE;
+		value = PAGE_SIZE_MAX;
 
 	return (value);
 }
diff --git a/lib/libsys/getpagesizes.c b/lib/libsys/getpagesizes.c
--- a/lib/libsys/getpagesizes.c
+++ b/lib/libsys/getpagesizes.c
@@ -58,7 +58,7 @@
 	/* Cache the result */
 	if (nops == 0) {
 		if (_elf_aux_info(AT_PAGESIZES, ps, sizeof(ps)) != 0)
-			ps[0] = PAGE_SIZE;
+			ps[0] = PAGE_SIZE_MAX;
 		/* Count the number of page sizes that are supported. */
 		nops = nitems(ps);
 		while (nops > 0 && ps[nops - 1] == 0)