diff --git a/languagetool-language-modules/pt/src/main/resources/org/languagetool/rules/pt/style.xml b/languagetool-language-modules/pt/src/main/resources/org/languagetool/rules/pt/style.xml
index a2d8ca76bbf7..f7cb4cf55b9a 100644
--- a/languagetool-language-modules/pt/src/main/resources/org/languagetool/rules/pt/style.xml
+++ b/languagetool-language-modules/pt/src/main/resources/org/languagetool/rules/pt/style.xml
@@ -3692,7 +3692,7 @@ USA
                     </marker>
                     <token min='0' postag='_QUOT' postag_regexp='no'/>
                     <token postag='N.+|AQ.+' postag_regexp='yes'>
-                        <exception postag_regexp='yes' postag='AO.+|Z0.+'/>
+                        <exception postag_regexp='yes' postag='AO.+|Z0.+|CS'/>
                         <exception regexp='yes'>mais|menos</exception> <!-- RG -->
                         <exception regexp='yes'>junt[ao]s|homens|mulheres|&expressoes_de_tempo;</exception> <!-- Postags remove valid sentences -->
                     </token>