diff --git a/README.md b/README.md
index 3bdff46..b81bc35 100644
--- a/README.md
+++ b/README.md
@@ -39,7 +39,7 @@ mbEditorPro.py unpack cobjects
 mbEditorPro.py unpack all
 ```
 JSON output will be placed into the folder **ARCANE_DUMP** <br>
-If a target folder already exists, a numbered folder is created instead (e.g. COBJECTS.1) so earlier output is never overwritten. <br>
+Unpack only reads the plain-named cache files (e.g. CObjects.cache). If a target folder already exists, a numbered folder is created instead (e.g. COBJECTS.1) so earlier output is never overwritten. <br>
 
 ```
 mbEditorPro.py pack textures
diff --git a/mbEditorPro2.0/README.md b/mbEditorPro2.0/README.md
index 29cc91e..c56931b 100644
--- a/mbEditorPro2.0/README.md
+++ b/mbEditorPro2.0/README.md
@@ -39,7 +39,7 @@ mbEditorPro.py unpack cobjects
 mbEditorPro.py unpack all
 ```
 JSON output will be placed into the folder **ARCANE_DUMP** <br>
-If a target folder already exists, a numbered folder is created instead (e.g. COBJECTS.1) so earlier output is never overwritten. <br>
+Unpack only reads the plain-named cache files (e.g. CObjects.cache). If a target folder already exists, a numbered folder is created instead (e.g. COBJECTS.1) so earlier output is never overwritten. <br>
 
 ```
 mbEditorPro.py pack textures