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-rw-r--r--044space_surround.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/044space_surround.cc b/044space_surround.cc
index b2c04213..445be78c 100644
--- a/044space_surround.cc
+++ b/044space_surround.cc
@@ -45,7 +45,7 @@ index_t space_index(const reagent& x) {
   for (index_t i = 0; i < x.properties.size(); ++i) {
     if (x.properties.at(i).first == "space") {
       assert(x.properties.at(i).second.size() == 1);
-      return to_number(x.properties.at(i).second.at(0));
+      return to_integer(x.properties.at(i).second.at(0));
     }
   }
   return 0;