diff --git a/syntax/ats.vim b/syntax/ats.vim
index a0f4616..fa197d5 100644
--- a/syntax/ats.vim
+++ b/syntax/ats.vim
@@ -10,8 +10,8 @@ endif
 syn keyword atsTodo TODO FIXME contained
 syn match atsIdentifier "\v[a-zA-Z][a-zA-Z_0-9]*"
 
-syn match atsUint "\v[0-9]+u"
 syn match atsInt "\v[0-9]+"
+syn match atsUint "\v[0-9]+u"
 
 syn match atsSpecial +\v\\["nt]+
 syn match atsSpecial -\v\\[0-9]+-