diff --git a/src/lagrangian/cfdemParticle/subModels/dataExchangeModel/twoWayMany2Many/library/Makefile.fedora_fpic b/src/lagrangian/cfdemParticle/subModels/dataExchangeModel/twoWayMany2Many/library/Makefile.fedora_fpic
deleted file mode 100644
index 146e483b..00000000
--- a/src/lagrangian/cfdemParticle/subModels/dataExchangeModel/twoWayMany2Many/library/Makefile.fedora_fpic
+++ /dev/null
@@ -1,43 +0,0 @@
-# Makefile for coupling library
-
-SHELL = /bin/sh
-
-# System-specific settings
-
-CC =		mpic++
-CCFLAGS =	-g -O2 -fPIC \
-		 -funroll-loops -fstrict-aliasing -Wall -W -Wno-uninitialized
-DEPFLAGS =	-M
-LINK =		mpic++
-LINKFLAGS =	-O -fPIC
-ARCHIVE =	ar
-ARFLAGS =	-rcsv
-SIZE =		size
-
-# Files
-
-LIB = 	libcoupleMany2Many.a
-SRC =	$(wildcard *.cpp)
-INC =	$(wildcard *.h)
-OBJ = 	$(SRC:.cpp=.o)
-
-# Targets
-
-lib:	$(OBJ)
-	$(ARCHIVE) $(ARFLAGS) $(LIB) $(OBJ)
-
-clean:
-	rm $(LIB) *.o *.d
-
-# Compilation rules
-
-%.o:%.cpp
-	$(CC) $(CCFLAGS) -c $<
-
-%.d:%.cpp
-	$(CC) $(CCFLAGS) $(DEPFLAGS) $< > $@
-
-# Individual dependencies
-
-DEPENDS = $(OBJ:.o=.d)
-include $(DEPENDS)
diff --git a/src/lagrangian/cfdemParticle/subModels/dataExchangeModel/twoWayMany2Many/library/libcouple.a b/src/lagrangian/cfdemParticle/subModels/dataExchangeModel/twoWayMany2Many/library/libcouple.a
deleted file mode 100644
index 37d6722a..00000000
Binary files a/src/lagrangian/cfdemParticle/subModels/dataExchangeModel/twoWayMany2Many/library/libcouple.a and /dev/null differ