diff --git a/Vue Component.sublime-syntax b/Vue Component.sublime-syntax
index 07248dc..eae3278 100644
--- a/Vue Component.sublime-syntax	
+++ b/Vue Component.sublime-syntax	
@@ -663,7 +663,7 @@ contexts:
     - match: \b(v-[\w\:\.-]+)\b
       scope: entity.other.attribute-name.html
       push: js-attribute-value
-    - match: \B(:|@)([\w\.-]+)\b
+    - match: \B(:|@)([\w\:\.-]+)\b
       captures:
         1: punctuation.definition.attribute.html
         2: entity.other.attribute-name.html
diff --git a/Vue Component.sublime-syntax.yaml-macros b/Vue Component.sublime-syntax.yaml-macros
index 732b88a..04f7d70 100644
--- a/Vue Component.sublime-syntax.yaml-macros	
+++ b/Vue Component.sublime-syntax.yaml-macros	
@@ -42,7 +42,7 @@ contexts: !merge
     - match: \b(v-[\w\:\.-]+)\b
       scope: entity.other.attribute-name.html
       push: js-attribute-value
-    - match: \B(:|@)([\w\.-]+)\b
+    - match: \B(:|@)([\w\:\.-]+)\b
       captures:
         1: punctuation.definition.attribute.html
         2: entity.other.attribute-name.html