diff --git a/17.SOLID.md b/17.SOLID.md
index 34754d1..a212e55 100644
--- a/17.SOLID.md
+++ b/17.SOLID.md
@@ -126,7 +126,7 @@ This means that the behavior of a module/class/function can be extended without
 
 Let's consider an example of a `TaxCalculator` class that calculates tax based on the type of product. Initially, the class is not following `OCP`, because **_every time a new tax type is introduced, the class has to be modified._**
 
-#### Correct Example
+#### Incorrect Example
 
 ```python
 class TaxCalculator:
@@ -138,7 +138,7 @@ class TaxCalculator:
         # More conditions for other product types
 ```
 
-#### Incorrect Example
+#### Correct Example
 
 To follow the `OCP`, we can define a generic `TaxCalculator` class and then extend it for each specific tax type.