diff --git a/src/OpenFOAM/db/dictionary/dictionaryIO.C b/src/OpenFOAM/db/dictionary/dictionaryIO.C
index 54d2877da2a7d3ed628d14153e0bed7f61d9e025..e27371a288b0c3a4defc606952153b5db5195b2c 100644
--- a/src/OpenFOAM/db/dictionary/dictionaryIO.C
+++ b/src/OpenFOAM/db/dictionary/dictionaryIO.C
@@ -82,7 +82,7 @@ bool Foam::dictionary::read(Istream& is, const bool keepHeader)
 {
     if (!is.good())
     {
-        FatalIOErrorIn("dictionary::read(Istream&, bool)", is)
+        FatalIOErrorIn("dictionary::read(Istream&, const bool)", is)
             << "Istream not OK for reading dictionary "
             << exit(FatalIOError);