diff --git a/interim/source_strings.yaml b/interim/source_strings.yaml
index d57814e0..0d19c48c 100644
--- a/interim/source_strings.yaml
+++ b/interim/source_strings.yaml
@@ -4089,6 +4089,9 @@ en:
           both: Both / All
           # railway:signal:direction=forward
           forward: Forward
+      railway/track_ref:
+        # railway:track_ref=*
+        label: Track Number
       ramp:
         # ramp=*
         label: Embedded Ramp
@@ -4204,6 +4207,10 @@ en:
       ref_platform:
         # ref=*
         label: Platform Number
+      ref_rail:
+        # ref=*
+        label: Line Number
+        terms: '[translate with synonyms or related terms for ''Line Number'', separated by commas]'
       ref_road_number:
         # ref=*
         label: Road Number