diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2154206..d21f77e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 ## CHANGELOG
 
+### 1.18.0
+
+* Supports compatibility to work with either PTable or prettytable
+
 ### 1.17.0
 
 * Implement new option `--output-file`
diff --git a/README.md b/README.md
index 1b29be7..a7af193 100644
--- a/README.md
+++ b/README.md
@@ -434,6 +434,7 @@ See useful reports:
 ### Dependencies
 
 * [PTable](https://pypi.org/project/PTable/) by Luke Maurits and maintainer of fork version Kane Blueriver under the BSD-3-Clause License
+    * **Note:** Alternatively, it works fine with the [PrettyTable](https://pypi.org/project/PrettyTable/) package. (See also): [Allow using prettytable #52](https://github.com/raimon49/pip-licenses/pull/52)
 
 `pip-licenses` has been implemented in the policy to minimize the dependence on external package.
 
diff --git a/piplicenses.py b/piplicenses.py
index 9f25980..aa8b338 100644
--- a/piplicenses.py
+++ b/piplicenses.py
@@ -60,7 +60,7 @@
     PTABLE = False
 
 __pkgname__ = 'pip-licenses'
-__version__ = '1.17.0'
+__version__ = '1.18.0'
 __author__ = 'raimon'
 __license__ = 'MIT License'
 __summary__ = ('Dump the software license list of '