diff --git a/src/plugins/clangformat/clangformatfile.cpp b/src/plugins/clangformat/clangformatfile.cpp
index 192bb47cb80..ef96f26ce1e 100644
--- a/src/plugins/clangformat/clangformatfile.cpp
+++ b/src/plugins/clangformat/clangformatfile.cpp
@@ -186,6 +186,8 @@ void ClangFormatFile::fromCppCodeStyleSettings(const CppEditor::CppCodeStyleSett
 
     if (settings.indentNamespaceBody || settings.indentNamespaceBraces)
         m_style.NamespaceIndentation = FormatStyle::NamespaceIndentationKind::NI_All;
+    else
+        m_style.NamespaceIndentation = FormatStyle::NamespaceIndentationKind::NI_None;
 
     if (settings.indentClassBraces || settings.indentEnumBraces || settings.indentBlockBraces
         || settings.indentFunctionBraces)