diff --git a/build/targets.blackbox.mak b/build/targets.blackbox.mak
index 0018f811c..c1668c791 100644
--- a/build/targets.blackbox.mak
+++ b/build/targets.blackbox.mak
@@ -1,7 +1,6 @@
 epsilon.$(EXE): $(objs) $(app_objs) $(app_image_objs) $(addprefix ion/src/blackbox/, boot.o events.o)
 
 products += $(addprefix ion/src/blackbox/, boot.o events.o)
-products += $(wildcard libepsilon_*.dylib)
 products += $(wildcard ion/src/blackbox/library_*.o)
 
 ion/src/blackbox/library_%.o: SFLAGS += -D EPSILON_LIB_PREFIX=$(*F)
@@ -9,11 +8,11 @@ ion/src/blackbox/library_%.o: ion/src/blackbox/library.cpp
 	@echo "CXX     $@"
 	$(Q) $(CXX) $(SFLAGS) $(CXXFLAGS) -c $< -o $@
 
-libepsilon_%.dylib: LDFLAGS += -exported_symbols_list ion/src/blackbox/lib_export_list.txt
-libepsilon_%.dylib: $(objs) $(app_objs) $(app_image_objs) ion/src/blackbox/library_%.o
+libepsilon_%.o: LDFLAGS += -exported_symbols_list ion/src/blackbox/lib_export_list.txt
+libepsilon_%.o: $(objs) $(app_objs) $(app_image_objs) ion/src/blackbox/library_%.o
 	@echo "LD      $@"
-	$(Q) $(LD) $^ $(LDFLAGS) -shared -s -o $@
+	$(Q) $(LD) $^ $(LDFLAGS) -r -s -o $@
 
-compare.elf: ion/src/blackbox/compare.o libepsilon_first.dylib libepsilon_second.dylib
+compare: ion/src/blackbox/compare.o libepsilon_first.o libepsilon_second.o
 	@echo "LD      $@"
-	$(Q) $(LD) $< $(LDFLAGS) -L. -lepsilon_first -lepsilon_second -o $@
+	$(Q) $(LD) $^ $(LDFLAGS) -L. -o $@