diff --git a/tests/iterators/deque.c b/tests/iterators/deque.c
index c2d122b..70b6965 100644
--- a/tests/iterators/deque.c
+++ b/tests/iterators/deque.c
@@ -13,7 +13,7 @@ int main(int argc, char const *argv[])
     size_t i;
     int r;
 
-    // Initliazie deque and add some elements
+    // Initialize deque and add some elements
     deque *d = d_new(10);
     for (int i = 0; i < 10; i++)
     {
diff --git a/tests/iterators/hashset.c b/tests/iterators/hashset.c
index d1b9b5c..793f4bf 100644
--- a/tests/iterators/hashset.c
+++ b/tests/iterators/hashset.c
@@ -30,7 +30,7 @@ int main(int argc, char const *argv[])
     size_t i;
     int r;
 
-    // Initliazie hash set and add some elements
+    // Initialize hash set and add some elements
     hash_set *hs = hs_new(10, 0.9, intcmp, inthash);
     for (int i = 0; i < 10; i++)
         hs_insert(hs, i);
diff --git a/tests/iterators/heap.c b/tests/iterators/heap.c
index e3e3d33..45f4ca8 100644
--- a/tests/iterators/heap.c
+++ b/tests/iterators/heap.c
@@ -18,7 +18,7 @@ int main(int argc, char const *argv[])
     size_t i;
     int r;
 
-    // Initliazie heap and add some elements
+    // Initialize heap and add some elements
     heap *h = h_new(10, MinHeap, intcmp);
     for (int i = 9; i >= 0; i--)
         h_insert(h, i);
diff --git a/tests/iterators/linkedlist.c b/tests/iterators/linkedlist.c
index e80ed49..ad51577 100644
--- a/tests/iterators/linkedlist.c
+++ b/tests/iterators/linkedlist.c
@@ -13,7 +13,7 @@ int main(int argc, char const *argv[])
     size_t i;
     int r;
 
-    // Initliazie linked list and add some elements
+    // Initialize linked list and add some elements
     linked *ll = ll_new();
     for (int i = 0; i < 10; i++)
         ll_push_back(ll, i);
diff --git a/tests/iterators/list.c b/tests/iterators/list.c
index 1b5846a..012ef8f 100644
--- a/tests/iterators/list.c
+++ b/tests/iterators/list.c
@@ -13,7 +13,7 @@ int main(int argc, char const *argv[])
     size_t i;
     int r;
 
-    // Initliazie list and add some elements
+    // Initialize list and add some elements
     list *l = l_new(10);
     for (int i = 0; i < 10; i++)
         l_push_back(l, i);
diff --git a/tests/iterators/queue.c b/tests/iterators/queue.c
index 3bb0b65..ac0ba5f 100644
--- a/tests/iterators/queue.c
+++ b/tests/iterators/queue.c
@@ -13,7 +13,7 @@ int main(int argc, char const *argv[])
     size_t i;
     int r;
 
-    // Initliazie queue and add some elements
+    // Initialize queue and add some elements
     queue *q = q_new(10);
     for (int i = 0; i < 10; i++)
         q_enqueue(q, i);
diff --git a/tests/iterators/stack.c b/tests/iterators/stack.c
index 03b8115..0d66f9e 100644
--- a/tests/iterators/stack.c
+++ b/tests/iterators/stack.c
@@ -13,7 +13,7 @@ int main(int argc, char const *argv[])
     size_t i;
     int r;
 
-    // Initliazie stack and add some elements
+    // Initialize stack and add some elements
     stack *s = s_new(10);
     for (int i = 0; i < 10; i++)
         s_push(s, i);
diff --git a/tests/iterators/treemap.c b/tests/iterators/treemap.c
index 550b0dc..305cd8f 100644
--- a/tests/iterators/treemap.c
+++ b/tests/iterators/treemap.c
@@ -19,7 +19,7 @@ int main(int argc, char const *argv[])
     int k;
     double v, varr[10] = {0.0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9};
 
-    // Initliazie treemap and add some elementm
+    // Initialize treemap and add some element
     tmap *tm = tm_new(intcmp);
     for (int i = 0; i < 10; i++)
         tm_insert(tm, i, varr[i]);
diff --git a/tests/iterators/treeset.c b/tests/iterators/treeset.c
index b26a9e9..cc1e9ce 100644
--- a/tests/iterators/treeset.c
+++ b/tests/iterators/treeset.c
@@ -18,7 +18,7 @@ int main(int argc, char const *argv[])
     size_t i;
     int r;
 
-    // Initliazie treeset and add some elements
+    // Initialize treeset and add some elements
     tset *ts = ts_new(intcmp);
     for (int i = 0; i < 10; i++)
         ts_insert(ts, i);