diff --git a/src/table/strgen_tables.h b/src/table/strgen_tables.h
index bb5d8d17e0..3ef5bb4eb3 100644
--- a/src/table/strgen_tables.h
+++ b/src/table/strgen_tables.h
@@ -58,6 +58,7 @@ static const CmdStruct _cmd_structs[] = {
 	{"GRAY",              EmitSingleChar, SCC_GRAY,               0, -1, C_DONTCOUNT},
 	{"DKBLUE",            EmitSingleChar, SCC_DKBLUE,             0, -1, C_DONTCOUNT},
 	{"BLACK",             EmitSingleChar, SCC_BLACK,              0, -1, C_DONTCOUNT},
+    {"PREVIOUS_COLOUR",   EmitSingleChar, SCC_PREVIOUS_COLOUR,    0, -1, C_DONTCOUNT},
 
 	{"REV",               EmitSingleChar, SCC_REVISION,           0, -1, C_NONE}, // openttd revision string