diff --git a/src/OpenFOAM/matrices/Matrix/Matrix.H b/src/OpenFOAM/matrices/Matrix/Matrix.H
index 884979f3d8..cad1c85aa9 100644
--- a/src/OpenFOAM/matrices/Matrix/Matrix.H
+++ b/src/OpenFOAM/matrices/Matrix/Matrix.H
@@ -298,7 +298,7 @@ public:
             mType&
         );
 
-        // Write Matrix to Ostream.
+        //- Write Matrix to Ostream.
         friend Ostream& operator<< <Form, Type>
         (
             Ostream&,
diff --git a/src/OpenFOAM/matrices/Matrix/MatrixIO.C b/src/OpenFOAM/matrices/Matrix/MatrixIO.C
index 154a066914..f8c0b51f3f 100644
--- a/src/OpenFOAM/matrices/Matrix/MatrixIO.C
+++ b/src/OpenFOAM/matrices/Matrix/MatrixIO.C
@@ -29,7 +29,7 @@ License
 #include "token.H"
 #include "contiguous.H"
 
-// * * * * * * * * * * * * * * * Ostream Operator *  * * * * * * * * * * * * //
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
 template<class Form, class Type>
 Foam::Matrix<Form, Type>::Matrix(Istream& is)
diff --git a/src/OpenFOAM/matrices/SymmetricSquareMatrix/SymmetricSquareMatrix.H b/src/OpenFOAM/matrices/SymmetricSquareMatrix/SymmetricSquareMatrix.H
index 543d16b848..6da53ea3ef 100644
--- a/src/OpenFOAM/matrices/SymmetricSquareMatrix/SymmetricSquareMatrix.H
+++ b/src/OpenFOAM/matrices/SymmetricSquareMatrix/SymmetricSquareMatrix.H
@@ -108,7 +108,7 @@ Type det(const SymmetricSquareMatrix<Type>&);
 
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
-    #include "SymmetricSquareMatrixI.H"
+#include "SymmetricSquareMatrixI.H"
 
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //