diff --git a/hw3/src/main.c b/hw3/src/main.c
index c361808..ca61a5b 100644
--- a/hw3/src/main.c
+++ b/hw3/src/main.c
@@ -4,15 +4,15 @@
 int main(int argc, char const *argv[]) {
     sf_set_magic(0x0);
 
-        size_t sz_x = sizeof(int), sz_y = 10, sz_x1 = sizeof(int) * 20;
+        size_t sz_x = sizeof(double) * 8, sz_y = sizeof(int);
 	void *x = sf_malloc(sz_x);
-	/* void *y = */ sf_malloc(sz_y);
-	x = sf_realloc(x, sz_x1);
+	sf_realloc(x, sz_y);
 
 	// cr_assert_not_null(x, "x is NULL!");
 	// sf_block *bp = (sf_block *)((char *)x - 16);
 
 
+
     sf_show_heap();
 
     return EXIT_SUCCESS;
diff --git a/hw3/src/sfmm.c b/hw3/src/sfmm.c
index 5e7ed4f..1933b04 100644
--- a/hw3/src/sfmm.c
+++ b/hw3/src/sfmm.c
@@ -167,7 +167,7 @@ void *sf_realloc(void *pp, sf_size_t rsize)
     sf_block *block = (sf_block *)(((intptr_t)pp) - 2 * sizeof(sf_header));
     valid_pointer(block);
     sf_size_t size = get_block_size(block->header);
-    sf_size_t new_size = get_min_size(size);
+    sf_size_t new_size = get_min_size(rsize);
     if (new_size >= size)
     {
         sf_block *new = (sf_block *)(((intptr_t)sf_malloc(rsize)) - 2 * sizeof(sf_header));
@@ -184,7 +184,9 @@ void *sf_realloc(void *pp, sf_size_t rsize)
         else
         {
             sf_block *ptr = split_block(block, new_size);
-            put_block(ptr);
+            set_entire_header(block, rsize, new_size, 1, get_prv_alloc(block->header), 0);
+            set_entire_header(ptr, 0, get_block_size(ptr->header), 0, get_prv_alloc(ptr->header), 0);
+            release_block(ptr);
             return block->body.payload;
         }
     }