diff --git a/src/finiteVolume/cfdTools/general/fieldSources/timeActivatedExplicitMulticomponentPointSource/timeActivatedExplicitMulticomponentPointSource.H b/src/finiteVolume/cfdTools/general/fieldSources/timeActivatedExplicitMulticomponentPointSource/timeActivatedExplicitMulticomponentPointSource.H
index a1d74268f90d8ba9db44cddc03b8f70316bc776b..0247f263896954720494026cdbef057db8f4b66c 100644
--- a/src/finiteVolume/cfdTools/general/fieldSources/timeActivatedExplicitMulticomponentPointSource/timeActivatedExplicitMulticomponentPointSource.H
+++ b/src/finiteVolume/cfdTools/general/fieldSources/timeActivatedExplicitMulticomponentPointSource/timeActivatedExplicitMulticomponentPointSource.H
@@ -111,7 +111,7 @@ protected:
         const PtrList<volScalarField>& carrierFields_;
 
         //- Active flag
-        bool active_;
+        Switch active_;
 
         //- List of point source properties
         List<pointSourceProperties> pointSources_;