diff --git a/src/internfile/indextext.h b/src/internfile/indextext.h
index 57c94400..799055e6 100644
--- a/src/internfile/indextext.h
+++ b/src/internfile/indextext.h
@@ -26,8 +26,8 @@ lowercase_term(std::string &term)
 {
     std::string::iterator i = term.begin();
     while (i != term.end()) {
-    if (*i >= 'A' && *i <= 'Z')
-        *i = *i + 'a' - 'A';
+        if (*i >= 'A' && *i <= 'Z')
+            *i = *i + 'a' - 'A';
         i++;
     }
 }