diff --git a/src/OpenFOAM/matrices/solution/solution.C b/src/OpenFOAM/matrices/solution/solution.C
index dde12a8553..c54a2a77fa 100644
--- a/src/OpenFOAM/matrices/solution/solution.C
+++ b/src/OpenFOAM/matrices/solution/solution.C
@@ -65,6 +65,8 @@ void Foam::solution::read(const dictionary& dict)
         else
         {
             // backwards compatibility
+            fieldRelaxDict_.clear();
+
             const wordList entryNames(relaxDict.toc());
             forAll(entryNames, i)
             {