diff --git a/Union_find/doc_tex/Union_find_ref/main.tex b/Union_find/doc_tex/Union_find_ref/main.tex
index 11274f05b5c..c4dec6ab10b 100644
--- a/Union_find/doc_tex/Union_find_ref/main.tex
+++ b/Union_find/doc_tex/Union_find_ref/main.tex
@@ -6,4 +6,4 @@
 \ccRefChapter{Union-find Class\label{chap:union_find}}
 \ccChapterAuthor{Lutz Kettner \and Michael Seel}
 
-\input{Union_find_ref/Union_find}
+\input{Miscellany_ref/Union_find}