diff --git a/topydo/lib/PrettyPrinterFilter.py b/topydo/lib/PrettyPrinterFilter.py
index <HASH>..<HASH> 100644
--- a/topydo/lib/PrettyPrinterFilter.py
+++ b/topydo/lib/PrettyPrinterFilter.py
@@ -71,7 +71,7 @@ class PrettyPrinterColorFilter(PrettyPrinterFilter):
                 p_todo_str)
 
             # tags
-            p_todo_str = re.sub(r'\b\S+:[^/\s]\S+\b',
+            p_todo_str = re.sub(r'\b\S+:[^/\s]\S*\b',
                                 metadata_color + r'\g<0>' + color,
                                 p_todo_str)
Highlight tags when the value is one character long.

Tags with a value of length 1 were not highlighted with the metadata color.

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<URL>