diff --git a/CHANGELOG.md b/CHANGELOG.md
index 48062d6..4fcab2e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+# 1.15.9
+- [fix] color: fix main
+
 # 1.15.8
 - [fix] las_merge: handle filenames with different prefix
 
diff --git a/pdaltools/_version.py b/pdaltools/_version.py
index e89ef7e..924c3b2 100644
--- a/pdaltools/_version.py
+++ b/pdaltools/_version.py
@@ -1,4 +1,4 @@
-__version__ = "1.15.8"
+__version__ = "1.15.9"
 
 
 if __name__ == "__main__":
diff --git a/pdaltools/color.py b/pdaltools/color.py
index 4a771f3..8de5db0 100644
--- a/pdaltools/color.py
+++ b/pdaltools/color.py
@@ -301,5 +301,5 @@ def from_files_func(args):
 
 
 if __name__ == "__main__":
-    args = argument_parser.parse_args()
+    args = argument_parser().parse_args()
     args.func(args)