diff --git a/src/meshTools/AMIInterpolation/AMIInterpolation/AMIInterpolation.C b/src/meshTools/AMIInterpolation/AMIInterpolation/AMIInterpolation.C
index 6dbcfa2c78..6c268a4229 100644
--- a/src/meshTools/AMIInterpolation/AMIInterpolation/AMIInterpolation.C
+++ b/src/meshTools/AMIInterpolation/AMIInterpolation/AMIInterpolation.C
@@ -639,7 +639,7 @@ Foam::word
 Foam::AMIInterpolation<SourcePatch, TargetPatch>::interpolationMethodToWord
 (
     const interpolationMethod& im
-) const
+)
 {
     word method = "unknown-interpolationMethod";
 
diff --git a/src/meshTools/AMIInterpolation/AMIInterpolation/AMIInterpolation.H b/src/meshTools/AMIInterpolation/AMIInterpolation/AMIInterpolation.H
index 886b23fd78..ffe36dd2ac 100644
--- a/src/meshTools/AMIInterpolation/AMIInterpolation/AMIInterpolation.H
+++ b/src/meshTools/AMIInterpolation/AMIInterpolation/AMIInterpolation.H
@@ -302,10 +302,10 @@ public:
             label singlePatchProc() const;
 
             //- Convert interpolationMethod to word representation
-            word interpolationMethodToWord
+            static word interpolationMethodToWord
             (
                 const interpolationMethod& method
-            ) const;
+            );
 
 
             // Source patch