diff --git a/lib/libc/powerpc64/sys/brk.S b/lib/libc/powerpc64/sys/brk.S
index 5450a87462a..59b891c3f76 100644
--- a/lib/libc/powerpc64/sys/brk.S
+++ b/lib/libc/powerpc64/sys/brk.S
@@ -35,6 +35,7 @@ __FBSDID("$FreeBSD$");
         .globl  CNAME(_end)
 
         .data
+        .align 3
 HIDENAME(minbrk):
         .llong   CNAME(_end)
 
diff --git a/lib/libc/powerpc64/sys/sbrk.S b/lib/libc/powerpc64/sys/sbrk.S
index d11b17747ad..a7a9c7705bb 100644
--- a/lib/libc/powerpc64/sys/sbrk.S
+++ b/lib/libc/powerpc64/sys/sbrk.S
@@ -34,6 +34,7 @@ __FBSDID("$FreeBSD$");
 	.globl	CNAME(_end)
 
 	.data
+	.align 3
 HIDENAME(curbrk):
 	.llong	CNAME(_end)