diff --git a/guide/english/c/arrays/index.md b/guide/english/c/arrays/index.md
index e3108dce5c..6da328c543 100644
--- a/guide/english/c/arrays/index.md
+++ b/guide/english/c/arrays/index.md
@@ -168,3 +168,5 @@ The reason for C not checking the indexing bound is simple: C is an efficient la
 
 - When you try to access the last element of the array. Suppose the length of the array A be 4 and while accessing the last element as
 A[4] will return an error, as the the indexing starts from 0.
+
+But, the disadvantage of array is that the memory required should be allocated before the run time of the program.