diff --git a/boards/sim/sim/sim/scripts/Make.defs b/boards/sim/sim/sim/scripts/Make.defs
index ab2be781822..42138d1a7ec 100644
--- a/boards/sim/sim/sim/scripts/Make.defs
+++ b/boards/sim/sim/sim/scripts/Make.defs
@@ -154,6 +154,14 @@ ifeq ($(CONFIG_DEBUG_SYMBOLS),y)
   CCLINKFLAGS += -g
 endif
 
+ifeq ($(CONFIG_BT_LIBUSB),y)
+  STDLIBS += -lusb-1.0
+endif
+
+ifeq ($(CONFIG_FLUORIDE_HCI_USB),y)
+  STDLIBS += -lusb-1.0
+endif
+
 ifeq ($(CONFIG_SIM_M32),y)
   LDLINKFLAGS += -melf_i386
   CCLINKFLAGS += -m32
@@ -165,7 +173,3 @@ endif
 
 HOSTCFLAGS = $(ARCHWARNINGS) $(ARCHOPTIMIZATION) \
    $(ARCHCPUFLAGS) $(HOSTINCLUDES) $(EXTRAFLAGS) -pipe
-
-ifeq ($(CONFIG_BT_LIBUSB),y)
-  STDLIBS += -lusb-1.0
-endif