diff --git a/message_ix_models/data/transport/R12/pdt-cap-ref.csv b/message_ix_models/data/transport/R12/pdt-cap-ref.csv
index d225d675a3..178c7b4fdc 100644
--- a/message_ix_models/data/transport/R12/pdt-cap-ref.csv
+++ b/message_ix_models/data/transport/R12/pdt-cap-ref.csv
@@ -20,7 +20,7 @@ R12_RCPA,  4795
 R12_PAS,   6400
 R12_CHN,   8099
 R12_EEU,  13000
-R12_WEU,  18495
+R12_WEU,  15000
 R12_SAS,   3000
 R12_LAM,   5800
 R12_AFR,   2300