diff --git a/port/PyAssimp/README.md b/port/PyAssimp/README.md
index c9944f717..900003be4 100644
--- a/port/PyAssimp/README.md
+++ b/port/PyAssimp/README.md
@@ -76,7 +76,7 @@ $ python setup.py install
 ```
 
 PyAssimp requires a assimp dynamic library (`DLL` on windows,
-`.so` on linux, `.dynlib` on macOS) in order to work. The default search directories are:
+`.so` on linux, `.dylib` on macOS) in order to work. The default search directories are:
   - the current directory
   - on linux additionally: `/usr/lib`, `/usr/local/lib`,
     `/usr/lib/x86_64-linux-gnu`
diff --git a/port/PyAssimp/README.rst b/port/PyAssimp/README.rst
index 03b7968f1..45624145f 100644
--- a/port/PyAssimp/README.rst
+++ b/port/PyAssimp/README.rst
@@ -81,7 +81,7 @@ Install ``pyassimp`` by running:
     $ python setup.py install
 
 PyAssimp requires a assimp dynamic library (``DLL`` on windows, ``.so``
-on linux, ``.dynlib`` on macOS) in order to work. The default search
+on linux, ``.dylib`` on macOS) in order to work. The default search
 directories are:
 
 -  the current directory