diff --git a/.gitignore b/.gitignore
index cb928a9f0..86890da7e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -98,4 +98,12 @@ src/lduSolvers/amg/amgPolicy/samgPolicy.H
 src/lduSolvers/amg/amgPolicy/aamgPolicy.C
 src/lduSolvers/amg/amgPolicy/aamgPolicy.H
 
+# The following files are blacklisted because of a DMCA complaint by ANSYS.
+src/lduSolvers/tools/PriorityArray.C
+src/lduSolvers/tools/PriorityArray.H
+src/lduSolvers/amg/amgPolicy/samgPolicy.C
+src/lduSolvers/amg/amgPolicy/samgPolicy.H
+src/lduSolvers/amg/amgPolicy/aamgPolicy.C
+src/lduSolvers/amg/amgPolicy/aamgPolicy.H
+
 # end-of-file