diff --git a/Makefile b/Makefile
index 4fde97c..b6c7828 100644
--- a/Makefile
+++ b/Makefile
@@ -4,7 +4,7 @@ ifdef EMSCRIPTEN
   include Makefile.emscripten
 else
   UNAME := $(shell uname -s)
-  ifeq ($(UNAME_S),Linux)
+  ifeq ($(UNAME),Linux)
     include Makefile.linux
   else
     include Makefile.win
diff --git a/Makefile.common b/Makefile.common
index a2a1add..e386d5d 100644
--- a/Makefile.common
+++ b/Makefile.common
@@ -27,4 +27,8 @@ WINOBJS := \
 	src/res3/Script1.o
 
 LINUXOBJS := \
+	src/linux/nact_linux.o \
+	src/linux/mako_linux.o
+
+EMOBJS := \
 	src/linux/nact_linux.o
diff --git a/Makefile.emscripten b/Makefile.emscripten
index 25b8ff5..868b3a0 100644
--- a/Makefile.emscripten
+++ b/Makefile.emscripten
@@ -1,6 +1,6 @@
 # -*- Makefile -*-
 
-OBJS := $(SYSOBJS) $(LINUXOBJS)
+OBJS := $(SYSOBJS) $(EMOBJS)
 
 DEPS := $(OBJS:%.o=%.d)