diff --git a/tutorials/tutorial21/README.md b/tutorials/tutorial21/README.md
index 8dbef3486..5f674e6f8 100644
--- a/tutorials/tutorial21/README.md
+++ b/tutorials/tutorial21/README.md
@@ -143,4 +143,4 @@ a temporary buffer (because their inner `ValueType` types are NOT convertible).
   `static_cast` when field's inner `ValueType` types are convertible and uses temporary buffer
   with write / read operations when such conversion is not possible.
 
-[Read Previous Tutorial](../tutorial20) <----------------------- [Read Next Tutorial](../tutorial22) 
+[Read Previous Tutorial](../tutorial20) <-----------------------> [Read Next Tutorial](../tutorial22) 
diff --git a/tutorials/tutorial22/README.md b/tutorials/tutorial22/README.md
index 5cf117290..48318bac8 100644
--- a/tutorials/tutorial22/README.md
+++ b/tutorials/tutorial22/README.md
@@ -112,4 +112,4 @@ is used, while for the second one the **long** form is in place.
   static constexpr function, which provides maximal remaining length value.
 
 
-[Read Previous Tutorial](../tutorial21) <----------------------- [Read Next Tutorial](../tutorial23) 
+[Read Previous Tutorial](../tutorial21) <-----------------------> [Read Next Tutorial](../tutorial23)