diff --git a/PHI-MB/data-updates.lua b/PHI-MB/data-updates.lua
index bf26c3f..22b7cfe 100644
--- a/PHI-MB/data-updates.lua
+++ b/PHI-MB/data-updates.lua
@@ -26,3 +26,7 @@ data.raw['assembling-machine']['centrifuge-3'].fast_replaceable_group = data.raw
 data.raw['lab']['lab'].fast_replaceable_group = 'lab'
 data.raw['lab']['lab-2'].fast_replaceable_group = data.raw['lab']['lab'].fast_replaceable_group
 data.raw['lab']['lab-3'].fast_replaceable_group = data.raw['lab']['lab-2'].fast_replaceable_group
+
+-- electric boiler
+data.raw['boiler']['boiler'].fast_replaceable_group = 'boiler'
+data.raw['boiler']['electric-boiler'].fast_replaceable_group = data.raw['boiler']['electric-boiler'].fast_replaceable_group