diff --git a/mkpatch/mkpatch.pl b/mkpatch/mkpatch.pl
index d1c37200..5a497608 100755
--- a/mkpatch/mkpatch.pl
+++ b/mkpatch/mkpatch.pl
@@ -789,7 +789,7 @@ sub gen_drivers_i2c_Config_in
     dep_tristate '  Acer Labs ALI 1533 and 1543C' CONFIG_I2C_ALI15X3 $CONFIG_I2C
     dep_tristate '  Apple Hydra Mac I/O' CONFIG_I2C_HYDRA $CONFIG_I2C_ALGOBIT
     dep_tristate '  AMD 756/766/768' CONFIG_I2C_AMD756 $CONFIG_I2C
-    dep_tristate '  DEC Tsunami I2C interface' CONFIG_I2C_TSUNAMI $CONFIG_I2C_ALGOBIT
+    dep_tristate '  DEC Tsunami I2C interface' CONFIG_I2C_TSUNAMI $CONFIG_I2C_ALGOBIT $CONFIG_ALPHA
     dep_tristate '  Intel 82801AA, AB, BA, DB' CONFIG_I2C_I801 $CONFIG_I2C
     dep_tristate '  Intel i810AA/AB/E and i815' CONFIG_I2C_I810 $CONFIG_I2C_ALGOBIT
     dep_tristate '  Intel 82371AB PIIX4(E), 443MX, ServerWorks OSB4/CSB5, SMSC Victory66' CONFIG_I2C_PIIX4 $CONFIG_I2C