diff --git a/jerry-core/mem/mem-allocator.h b/jerry-core/mem/mem-allocator.h
index d55e21bd96..f9cb979556 100644
--- a/jerry-core/mem/mem-allocator.h
+++ b/jerry-core/mem/mem-allocator.h
@@ -43,11 +43,6 @@ typedef uint16_t mem_cpointer_t;
  */
 #define MEM_ALIGNMENT       (1u << MEM_ALIGNMENT_LOG)
 
-/**
- * Required alignment for allocated units/blocks
- */
-#define MEM_POOL_ALIGNMENT       (1 << MEM_POOL_ALIGNMENT_LOG)
-
 /**
  * Width of compressed memory pointer
  */
diff --git a/jerry-core/mem/mem-config.h b/jerry-core/mem/mem-config.h
index 84ed65379a..d09e91947a 100644
--- a/jerry-core/mem/mem-config.h
+++ b/jerry-core/mem/mem-config.h
@@ -38,9 +38,4 @@
  */
 #define MEM_ALIGNMENT_LOG   3
 
-/**
- * Logarithm of required alignment for allocated pools
- */
-#define MEM_POOL_ALIGNMENT_LOG   3
-
 #endif /* MEM_CONFIG_H */