diff --git a/development/cmake/man/CMakeLists.txt b/development/cmake/man/CMakeLists.txt
index 0ce26c7a9d..ebd1de86d0 100755
--- a/development/cmake/man/CMakeLists.txt
+++ b/development/cmake/man/CMakeLists.txt
@@ -18,7 +18,7 @@ macro(add_manual _mansrc)
 endmacro(add_manual)
 
 set(real_pkgdatadir ${LYX_ABS_INSTALLED_DATADIR})
-foreach(_mn lyx.1in src/client/lyxclient.man src/tex2lyx/tex2lyx.1)
+foreach(_mn lyx.1in src/client/lyxclient.1in src/tex2lyx/tex2lyx.1)
   add_manual(${_mn})
 endforeach(_mn)