diff --git a/winpr/libwinpr/utils/test/TestLinkedList.c b/winpr/libwinpr/utils/test/TestLinkedList.c
index b04efd715..6c6a2c3c3 100644
--- a/winpr/libwinpr/utils/test/TestLinkedList.c
+++ b/winpr/libwinpr/utils/test/TestLinkedList.c
@@ -22,7 +22,7 @@ int TestLinkedList(int argc, char* argv[])
 
 	if (count != 3)
 	{
-		printf("LinkedList_Count: expected 3, actual: %d\n", count);
+		printf("LinkedList_Count: expected 3, actual: %" PRIuz "\n", count);
 		return -1;
 	}
 
@@ -41,7 +41,7 @@ int TestLinkedList(int argc, char* argv[])
 
 	if (count != 1)
 	{
-		printf("LinkedList_Count: expected 1, actual: %d\n", count);
+		printf("LinkedList_Count: expected 1, actual: %" PRIuz "\n", count);
 		return -1;
 	}
 
@@ -60,7 +60,7 @@ int TestLinkedList(int argc, char* argv[])
 
 	if (count != 0)
 	{
-		printf("LinkedList_Count: expected 0, actual: %d\n", count);
+		printf("LinkedList_Count: expected 0, actual: %" PRIuz "\n", count);
 		return -1;
 	}
 
@@ -74,7 +74,7 @@ int TestLinkedList(int argc, char* argv[])
 
 	if (count != 3)
 	{
-		printf("LinkedList_Count: expected 3, actual: %d\n", count);
+		printf("LinkedList_Count: expected 3, actual: %" PRIuz "\n", count);
 		return -1;
 	}
 
diff --git a/winpr/libwinpr/utils/test/TestListDictionary.c b/winpr/libwinpr/utils/test/TestListDictionary.c
index 0b622d200..2f4845019 100644
--- a/winpr/libwinpr/utils/test/TestListDictionary.c
+++ b/winpr/libwinpr/utils/test/TestListDictionary.c
@@ -137,8 +137,8 @@ int TestListDictionary(int argc, char* argv[])
 	count = ListDictionary_Count(list);
 	if (strncmp(value, val1, 4) || count != 1)
 	{
-		printf("ListDictionary_Remove_Head: Expected : %s, Actual: %s Count: %d\n", val1, value,
-		       count);
+		printf("ListDictionary_Remove_Head: Expected : %s, Actual: %s Count: %" PRIuz "\n", val1,
+		       value, count);
 		return -1;
 	}
 
@@ -146,8 +146,8 @@ int TestListDictionary(int argc, char* argv[])
 	count = ListDictionary_Count(list);
 	if (strncmp(value, val3, 4) || count != 0)
 	{
-		printf("ListDictionary_Remove_Head: Expected : %s, Actual: %s Count: %d\n", val3, value,
-		       count);
+		printf("ListDictionary_Remove_Head: Expected : %s, Actual: %s Count: %" PRIuz "\n", val3,
+		       value, count);
 		return -1;
 	}