diff --git a/src/makefile.osx b/src/makefile.osx
index fd60f6233..9943271a2 100644
--- a/src/makefile.osx
+++ b/src/makefile.osx
@@ -23,6 +23,8 @@ USE_UPNP:=1
 LIBS= -dead_strip
 ifdef STATIC
 # Build STATIC if you are redistributing the bitcoind binary
+TESTLIBS += \
+ $(DEPSDIR)/lib/libboost_unit_test_framework-mt.a
 LIBS += \
  $(DEPSDIR)/lib/db48/libdb_cxx-4.8.a \
  $(DEPSDIR)/lib/libboost_system-mt.a \
@@ -30,8 +32,11 @@ LIBS += \
  $(DEPSDIR)/lib/libboost_program_options-mt.a \
  $(DEPSDIR)/lib/libboost_thread-mt.a \
  $(DEPSDIR)/lib/libssl.a \
- $(DEPSDIR)/lib/libcrypto.a
+ $(DEPSDIR)/lib/libcrypto.a \
+ -lz
 else
+TESTLIBS += \
+ -lboost_unit_test_framework-mt
 LIBS += \
  -ldb_cxx-4.8 \
  -lboost_system-mt \
@@ -39,7 +44,9 @@ LIBS += \
  -lboost_program_options-mt \
  -lboost_thread-mt \
  -lssl \
- -lcrypto
+ -lcrypto \
+ -lz
+TESTDEFS += -DBOOST_TEST_DYN_LINK
 endif
 
 DEFS=-DMAC_OSX -DMSG_NOSIGNAL=0 -DUSE_SSL
@@ -81,7 +88,7 @@ all: bitcoind
 
 # auto-generated dependencies:
 -include obj/*.P
--include obj/test/*.P
+-include obj-test/*.P
 
 obj/%.o: %.cpp
 	$(CXX) -c $(CFLAGS) -MMD -o $@ $<
@@ -93,21 +100,21 @@ obj/%.o: %.cpp
 bitcoind: $(OBJS:obj/%=obj/%)
 	$(CXX) $(CFLAGS) -o $@ $(LIBPATHS) $^ $(LIBS)
 
-TESTOBJS := $(patsubst test/%.cpp,obj/test/%.o,$(wildcard test/*.cpp))
+TESTOBJS := $(patsubst test/%.cpp,obj-test/%.o,$(wildcard test/*.cpp))
 
-obj/test/%.o: test/%.cpp
-	$(CXX) -c $(CFLAGS) -MMD -o $@ $<
+obj-test/%.o: test/%.cpp
+	$(CXX) -c $(TESTDEFS) $(CFLAGS) -MMD -o $@ $<
 	@cp $(@:%.o=%.d) $(@:%.o=%.P); \
 	  sed -e 's/#.*//' -e 's/^[^:]*: *//' -e 's/ *\\$$//' \
 	      -e '/^$$/ d' -e 's/$$/ :/' < $(@:%.o=%.d) >> $(@:%.o=%.P); \
 	  rm -f $(@:%.o=%.d)
 
 test_bitcoin: $(TESTOBJS) $(filter-out obj/init.o,$(OBJS:obj/%=obj/%))
-	$(CXX) $(CFLAGS) -o $@ $(LIBPATHS) $^ $(LIBS) $(DEPSDIR)/lib/libboost_unit_test_framework-mt.a
+	$(CXX) $(CFLAGS) -o $@ $(LIBPATHS) $^ $(LIBS) $(TESTLIBS)
 
 clean:
 	-rm -f bitcoind test_bitcoin
 	-rm -f obj/*.o
-	-rm -f obj/test/*.o
+	-rm -f obj-test/*.o
 	-rm -f obj/*.P
-	-rm -f obj/test/*.P
+	-rm -f obj-test/*.P