diff --git a/Tests/Parser/fixtures/oss.yml b/Tests/Parser/fixtures/oss.yml
index 0845ccb860..5b52dbbbaa 100644
--- a/Tests/Parser/fixtures/oss.yml
+++ b/Tests/Parser/fixtures/oss.yml
@@ -5230,3 +5230,11 @@
     version: 14816.131.0
     platform: ""
     family: Chrome OS
+-
+  user_agent: Dalvik/2.1.0 (Linux; U; Android 11; octopus Build/R119-15633.72.0)
+  os:
+    name: Chrome OS
+    short_name: COS
+    version: 15633.72.0
+    platform: ""
+    family: Chrome OS
diff --git a/regexes/oss.yml b/regexes/oss.yml
index 817d0c8915..611e380ced 100644
--- a/regexes/oss.yml
+++ b/regexes/oss.yml
@@ -690,7 +690,7 @@
 ##########
 # ChromeOS
 ##########
-- regex: '(?:CrOS [a-z0-9_]+ |Chromebook.*Build/R\d+-)(\d+[\.\d]+)|Chromebook'
+- regex: '(?:CrOS [a-z0-9_]+ |.*Build/R\d+-)(\d+[\.\d]+)|Chromebook'
   name: 'Chrome OS'
   version: '$1'