diff --git a/fx.serial/toml.c b/fx.serial/toml.c
index 26ca1e1..fc5c787 100644
--- a/fx.serial/toml.c
+++ b/fx.serial/toml.c
@@ -2,8 +2,8 @@
 #include <fx/collections/datetime.h>
 #include <fx/collections/dict.h>
 #include <fx/collections/hashmap.h>
-#include <fx/collections/number.h>
 #include <fx/error.h>
+#include <fx/number.h>
 #include <fx/serial/ctx.h>
 #include <fx/serial/toml.h>
 #include <fx/status.h>
diff --git a/fx.collections/include/fx/collections/number.h b/fx/include/fx/number.h
similarity index 100%
rename from fx.collections/include/fx/collections/number.h
rename to fx/include/fx/number.h
diff --git a/fx.collections/number.c b/fx/number.c
similarity index 99%
rename from fx.collections/number.c
rename to fx/number.c
index 37ea313..3a8909c 100644
--- a/fx.collections/number.c
+++ b/fx/number.c
@@ -1,4 +1,4 @@
-#include <fx/collections/number.h>
+#include <fx/number.h>
 #include <fx/stream.h>
 #include <inttypes.h>
 #include <stdlib.h>