diff --git a/src/UnitTests/Matrices/SparseMatrixTest.h b/src/UnitTests/Matrices/SparseMatrixTest.h
index 50e010d92a696c3c5b9c3e55898f41204c74e122..b654d5fe7ec93e356ccda4ba1d6edb4652a2e659 100644
--- a/src/UnitTests/Matrices/SparseMatrixTest.h
+++ b/src/UnitTests/Matrices/SparseMatrixTest.h
@@ -89,7 +89,7 @@ void test_SetCompressedRowLengths()
     EXPECT_EQ( m.getRowLength( 8), 7 );
     EXPECT_EQ( m.getRowLength( 9), 8 );
     
-    // TOOD: Implement rowPointers test.
+    // TODO: Implement rowPointers test.
 }
 
 template< typename Matrix1, typename Matrix2 >