diff --git a/src/include/sof/common.h b/src/include/sof/common.h
index 4bb279b039aa..8c81d3b091a8 100644
--- a/src/include/sof/common.h
+++ b/src/include/sof/common.h
@@ -20,7 +20,7 @@
 
 /* Align the number to the nearest alignment value */
 #ifndef IS_ALIGNED
-#define IS_ALIGNED(size, alignment) ((size) % (alignment) == 0)
+#define IS_ALIGNED(size, alignment) (!(alignment) || (size) % (alignment) == 0)
 #endif
 
 /* Treat zero as a special case because it wraps around */