diff --git a/src/postProcessing/functionObjects/field/Make/files b/src/postProcessing/functionObjects/field/Make/files
index 003ef04ef8..e869e24b1c 100644
--- a/src/postProcessing/functionObjects/field/Make/files
+++ b/src/postProcessing/functionObjects/field/Make/files
@@ -20,4 +20,7 @@ streamLine/streamLineParticle.C
 streamLine/streamLineParticleCloud.C
 streamLine/streamLineFunctionObject.C
 
+surfaceInterpolateFields/surfaceInterpolateFields.C
+surfaceInterpolateFields/surfaceInterpolateFieldsFunctionObject.C
+
 LIB = $(FOAM_LIBBIN)/libfieldFunctionObjects