diff --git a/common/jpeg/simd/jcqnts2i.asm b/common/jpeg/simd/jcqnts2i.asm
index 404ae95..0864d6e 100644
--- a/common/jpeg/simd/jcqnts2i.asm
+++ b/common/jpeg/simd/jcqnts2i.asm
@@ -195,3 +195,6 @@
 	pop	ebp
 	ret
 
+; For some reason, the OS X linker does not honor the request to align the
+; segment unless we do this.
+	align	16