diff --git a/sys/alpha/conf/GENERIC b/sys/alpha/conf/GENERIC
index 4a09b06f6e2..ef996ea27c5 100644
--- a/sys/alpha/conf/GENERIC
+++ b/sys/alpha/conf/GENERIC
@@ -80,6 +80,7 @@ options 	SMP			# Symmetric MultiProcessor Kernel
 
 # Standard busses
 device		isa
+device		eisa
 device		pci
 
 # Floppy drives
diff --git a/sys/alpha/conf/NOTES b/sys/alpha/conf/NOTES
index e60b5413904..f9639348409 100644
--- a/sys/alpha/conf/NOTES
+++ b/sys/alpha/conf/NOTES
@@ -45,6 +45,7 @@ options 	DEC_KN300		# AlphaServer 4100 (Rawhide),
 # HARDWARE BUS CONFIGURATION
 
 device		isa
+device		eisa
 device		pci
 
 
diff --git a/sys/conf/files.alpha b/sys/conf/files.alpha
index 59965f1a061..078251cbabc 100644
--- a/sys/conf/files.alpha
+++ b/sys/conf/files.alpha
@@ -168,6 +168,7 @@ dev/aic/aic_isa.c		optional	aic isa
 dev/dec/mcclock.c		optional	mcclock
 dev/dec/mcclock_if.m		optional	mcclock
 dev/ed/if_ed_isa.c		optional	ed isa
+dev/eisa/eisaconf.c		optional	eisa
 dev/fb/fb.c			optional	fb
 dev/fb/fb.c			optional	vga
 dev/fb/splash.c			optional	splash