diff --git a/client/options.cpp b/client/options.cpp
index 86cde2a90d..a5f838c485 100644
--- a/client/options.cpp
+++ b/client/options.cpp
@@ -4783,43 +4783,6 @@ const char *tileset_name_for_topology(int topology_id)
   return tsn;
 }
 
-/**
-   Set given tileset as the default for suitable topology
- */
-void option_set_default_ts(struct tileset *t)
-{
-  const char *optname = "<not set>";
-  struct option *opt;
-
-  switch (tileset_topo_index(t)) {
-  case TS_TOPO_SQUARE:
-    // Overhead
-    optname = "default_tileset_square_name";
-    break;
-  case TS_TOPO_HEX:
-    // Hex
-    optname = "default_tileset_hex_name";
-    break;
-  case TS_TOPO_ISOHEX:
-    // Isohex
-    optname = "default_tileset_isohex_name";
-    break;
-  }
-
-  opt = optset_option_by_name(client_optset, optname);
-
-  if (opt == nullptr) {
-    qCritical("Unknown option name \"%s\" in option_set_default_ts()",
-              optname);
-    return;
-  }
-
-  /* Do not call option_str_set() since we don't want option changed callback
-   * to reload this tileset. */
-  opt->str_vtable->set(opt, tileset_basename(t));
-  option_gui_update(opt);
-}
-
 /**
    Does topology-specific tileset option lack value?
  */
diff --git a/client/options.h b/client/options.h
index 1678aba22d..89dc98fbf7 100644
--- a/client/options.h
+++ b/client/options.h
@@ -322,5 +322,4 @@ extern int messages_where[]; // OR-ed MW_ values [E_COUNT]
 struct tileset;
 
 const char *tileset_name_for_topology(int topology_id);
-void option_set_default_ts(struct tileset *t);
 void fill_topo_ts_default();
diff --git a/client/tileset/tilespec.cpp b/client/tileset/tilespec.cpp
index 4f021277c8..2336b12e35 100644
--- a/client/tileset/tilespec.cpp
+++ b/client/tileset/tilespec.cpp
@@ -973,7 +973,6 @@ bool tilespec_try_read(const QString &tileset_name, bool verbose,
   } else {
     original = true;
   }
-  option_set_default_ts(tileset);
 
   return original;
 }