diff --git a/src/functionObjects/utilities/systemCall/Make/files b/src/functionObjects/utilities/systemCall/Make/files
index 20bafa8df..9b43f5209 100644
--- a/src/functionObjects/utilities/systemCall/Make/files
+++ b/src/functionObjects/utilities/systemCall/Make/files
@@ -1,4 +1,3 @@
 systemCall.C
-systemCallFunctionObject.C
 
 LIB = $(FOAM_LIBBIN)/libsystemCall