diff --git a/configure.ac b/configure.ac
index 700f4ab709..dbf7db3a46 100644
--- a/configure.ac
+++ b/configure.ac
@@ -690,7 +690,7 @@ else
     AC_MSG_RESULT($use_upnp_default)
     AC_DEFINE_UNQUOTED([USE_UPNP],[$upnp_setting],[UPnP support not compiled if undefined, otherwise value (0 or 1) determines default state])
     if test x$TARGET_OS = xwindows; then
-      CPPFLAGS="$CPPFLAGS -DSTATICLIB"
+      MINIUPNPC_CPPFLAGS="-DSTATICLIB -DMINIUPNP_STATICLIB"
     fi
   else
     AC_MSG_RESULT(no)
@@ -794,6 +794,7 @@ AC_SUBST(LEVELDB_TARGET_FLAGS)
 AC_SUBST(BUILD_TEST)
 AC_SUBST(BUILD_QT)
 AC_SUBST(BUILD_TEST_QT)
+AC_SUBST(MINIUPNPC_CPPFLAGS)
 AC_CONFIG_FILES([Makefile src/Makefile share/setup.nsi share/qt/Info.plist])
 AC_CONFIG_FILES([qa/pull-tester/run-bitcoind-for-test.sh],[chmod +x qa/pull-tester/run-bitcoind-for-test.sh])
 AC_CONFIG_FILES([qa/pull-tester/build-tests.sh],[chmod +x qa/pull-tester/build-tests.sh])
diff --git a/src/Makefile.am b/src/Makefile.am
index 655bfc88c3..35fca6570f 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -135,7 +135,7 @@ obj/build.h: FORCE
 libbitcoin_util_a-version.$(OBJEXT): obj/build.h
 
 # server: shared between bitcoind and bitcoin-qt
-libbitcoin_server_a_CPPFLAGS = $(BITCOIN_INCLUDES)
+libbitcoin_server_a_CPPFLAGS = $(BITCOIN_INCLUDES) $(MINIUPNPC_CPPFLAGS)
 libbitcoin_server_a_SOURCES = \
   addrman.cpp \
   alert.cpp \