Use iOS nightlies instead of a pinned version
diff --git a/.travis.yml b/.travis.yml
index fad3d5d..b522002 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -41,10 +41,10 @@
       rust: nightly
     - os: osx
       env: TARGET=i386-apple-ios
-      rust: nightly-2015-09-08
+      rust: nightly
     - os: osx
       env: TARGET=x86_64-apple-ios
-      rust: nightly-2015-09-08
+      rust: nightly
     - os: linux
       env: TARGET=x86_64-rumprun-netbsd DOCKER=alexcrichton/rust-libc-rumprun:2015-11-27
       rust: nightly-2015-09-27
diff --git a/ci/run-travis.sh b/ci/run-travis.sh
index 4e9d92f..e6d6c81 100644
--- a/ci/run-travis.sh
+++ b/ci/run-travis.sh
@@ -108,7 +108,7 @@
 # all others from the official distribution.
 if [ "$TRAVIS" = "true" ]; then
   case "$TARGET" in
-    *-apple-ios | *-rumprun-*)
+    *-rumprun-*)
       curl -s $EXTRA_TARGETS/$TARGET.tar.gz | \
        tar xzf - -C `rustc --print sysroot`/lib/rustlib
       ;;