diff --git a/phosphor-regulators/src/meson.build b/phosphor-regulators/src/meson.build
index a70a86a..f100d77 100644
--- a/phosphor-regulators/src/meson.build
+++ b/phosphor-regulators/src/meson.build
@@ -7,6 +7,7 @@
     'id_map.cpp',
 
     'actions/if_action.cpp',
+    'actions/i2c_compare_bit_action.cpp',
     'actions/i2c_compare_byte_action.cpp'
 ]