diff --git a/profiles/package.mask b/profiles/package.mask
index 97674627f7aa6..a1a0c57182a62 100644
--- a/profiles/package.mask
+++ b/profiles/package.mask
@@ -29,6 +29,10 @@
 
 #--- END OF EXAMPLES ---
 
+# Andreas Sturmlechner <asturm@gentoo.org> (26 Apr 2018)
+# Package version depends on Qt-5.10 that was/is/will not be in tree.
+>=sci-misc/mendeleydesktop-1.18
+
 # Michał Górny <mgorny@gentoo.org> (26 Apr 2018)
 # Apparently redundant to built-in Python features.  Homepage gone
 # without trace.  Last release in 2003.  No reverse dependencies.