diff --git a/assimp.spec b/assimp.spec
index f0c6448..c4d8caf 100644
--- a/assimp.spec
+++ b/assimp.spec
@@ -41,7 +41,7 @@ BuildRequires: gtest-devel
 BuildRequires: pkgconfig(zzip-zlib-config)
 BuildRequires: pkgconfig(zlib)
 BuildRequires: pkgconfig(minizip)
-# Incompatible
+# Incompatible - https://github.com/assimp/assimp/issues/788
 #BuildRequires: pkgconfig(polyclipping)
 Provides:      bundled(polyclipping) = 4.8.8
 BuildRequires: pkgconfig(python2)