diff --git a/configure.ac b/configure.ac
index 7a4238ed..534fbf3a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -128,6 +128,8 @@ AC_ARG_ENABLE([e100],
     [enablee100=0]
 )
 
+AM_CONDITIONAL(ENABLE_E100, test "x$enablee100" = x1)
+
 #------------------------------------------------------------------------------
 # e100 Kernel
 #------------------------------------------------------------------------------
diff --git a/devices/Makefile.am b/devices/Makefile.am
index f1dbda68..62fe81c1 100644
--- a/devices/Makefile.am
+++ b/devices/Makefile.am
@@ -51,7 +51,9 @@ modules:
 modules_install:
 	mkdir -p $(DESTDIR)$(LINUX_MOD_PATH)
 	cp $(srcdir)/ec_8139too.ko $(DESTDIR)$(LINUX_MOD_PATH)
+if ENABLE_E100
 	cp $(srcdir)/ec_e100.ko $(DESTDIR)$(LINUX_MOD_PATH)
+endif
 
 clean-local:
 	$(MAKE) -C "$(LINUX_SOURCE_DIR)" M="@abs_srcdir@" clean