diff --git a/src/lib/posix_fs.rs b/src/lib/posix_fs.rs
index 9e14c5485ad6..7be7c5b33a6c 100644
--- a/src/lib/posix_fs.rs
+++ b/src/lib/posix_fs.rs
@@ -1,11 +1,11 @@
 
 native "rust" mod rustrt {
-    fn rust_list_files_ivec(path: str) -> @[str];
+    fn rust_list_files(path: str) -> @[str];
     fn rust_dirent_filename(ent: os::libc::dirent) -> str;
 }
 
 fn list_dir(path: str) -> [str] {
-    ret *rustrt::rust_list_files_ivec(path);
+    ret *rustrt::rust_list_files(path);
     // TODO ensure this is always closed
 
     // FIXME: No idea why, but this appears to corrupt memory on OSX. I
diff --git a/src/lib/win32_fs.rs b/src/lib/win32_fs.rs
index 509cdaf0a433..6a8fe063251a 100644
--- a/src/lib/win32_fs.rs
+++ b/src/lib/win32_fs.rs
@@ -1,12 +1,12 @@
 
 
 native "rust" mod rustrt {
-    fn rust_list_files_ivec(path: str) -> @[str];
+    fn rust_list_files(path: str) -> @[str];
     fn rust_file_is_dir(path: str) -> int;
 }
 
 fn list_dir(path: str) -> [str] {
-    ret *rustrt::rust_list_files_ivec(path + "*");
+    ret *rustrt::rust_list_files(path + "*");
 }
 
 fn path_is_absolute(p: str) -> bool {
diff --git a/src/rt/rust_builtin.cpp b/src/rt/rust_builtin.cpp
index 90e4cc2115f6..4b8af7a67b65 100644
--- a/src/rt/rust_builtin.cpp
+++ b/src/rt/rust_builtin.cpp
@@ -443,7 +443,7 @@ rust_str* c_str_to_rust(rust_task *task, char const *str) {
 }
 
 extern "C" CDECL rust_box*
-rust_list_files_ivec(rust_task *task, rust_str *path) {
+rust_list_files(rust_task *task, rust_str *path) {
     array_list<rust_str*> strings;
 #if defined(__WIN32__)
     WIN32_FIND_DATA FindFileData;
diff --git a/src/rt/rustrt.def.in b/src/rt/rustrt.def.in
index 565c057799ec..a2174e39168c 100644
--- a/src/rt/rustrt.def.in
+++ b/src/rt/rustrt.def.in
@@ -48,7 +48,7 @@ rust_dirent_filename
 rust_file_is_dir
 rust_get_stdin
 rust_get_stdout
-rust_list_files_ivec
+rust_list_files
 rust_process_wait
 rust_ptr_eq
 rust_run_program