diff --git a/src/language.cpp b/src/language.cpp
index 99b99ff3e5..65430c18c5 100644
--- a/src/language.cpp
+++ b/src/language.cpp
@@ -501,7 +501,7 @@ Language Language::TryDetectFromText(const char *buffer, size_t len, Language pr
 
     auto lang = CLD2::ExtDetectLanguageSummary(
                         buffer, (int)len,
-                        /*is_plain_text=*/false, // any embedded HTML markup should be insignificant
+                        /*is_plain_text=*/true, // any embedded HTML markup should be insignificant
                         &hints,
                         /*flags=*/0,
                         language3, percent3, normalized_score3,