diff --git a/interim/source_strings.yaml b/interim/source_strings.yaml
index 937df4de..8140f457 100644
--- a/interim/source_strings.yaml
+++ b/interim/source_strings.yaml
@@ -2457,8 +2457,8 @@ en:
           concrete: Concrete
           # material=dry_stone
           dry_stone: Dry Stone
-          # material=glas
-          glas: Glas
+          # material=glass
+          glass: Glass
           # material=granite
           granite: Granite
           # material=iron