diff --git a/.travis.yml b/.travis.yml
index 092ffab73..85923d0a8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,20 +5,21 @@ sudo: false
 addons:
   chrome: stable
 
+cache:
+  cargo: true
+  directories:
+    - /home/travis/.local/share/cargo-web/emscripten
+
 rust:
+  - nightly
   - stable
   - beta
-  - nightly
 
 matrix:
   allow_failures:
     - rust: nightly
 
-env:
-  - TARGET=wasm32-unknown-unknown
-  - TARGET=asmjs-unknown-emscripten
-  - TARGET=wasm32-unknown-emscripten
-
 script:
   - nvm install 9
-  - ./ci.sh
+  - ./ci/install_cargo_web.sh
+  - ./ci/run_tests.sh
diff --git a/ci.sh b/ci.sh
deleted file mode 100755
index a5545d45f..000000000
--- a/ci.sh
+++ /dev/null
@@ -1,59 +0,0 @@
-#!/bin/bash
-
-# Originally this ci script borrowed from https://github.com/koute/stdweb
-# because both use `cargo-web` tool to check the compilation.
-
-set -euo pipefail
-IFS=$'\n\t'
-
-set +e
-echo "$(rustc --version)" | grep -q "nightly"
-if [ "$?" = "0" ]; then
-    export IS_NIGHTLY=1
-else
-    export IS_NIGHTLY=0
-fi
-set -e
-
-echo "Is Rust from nightly: $IS_NIGHTLY"
-
-if [ "$IS_NIGHTLY" = "0" ]; then
-    if [ "$TARGET" = "wasm32-unknown-unknown" ]; then
-        echo "Skipping tests; wasm32-unknown-unknown is only supported on nightly"
-        exit 0
-    fi
-fi
-
-cargo install cargo-web -f
-
-if [ "$TARGET" = "asmjs-unknown-emscripten" ]; then
-    rustup target add asmjs-unknown-emscripten
-    export CARGO_WEB_ARGS="--target-asmjs-emscripten"
-    cargo web test --features web_test $CARGO_WEB_ARGS
-fi
-
-if [ "$TARGET" = "wasm32-unknown-emscripten" ]; then
-    rustup target add wasm32-unknown-emscripten
-    export CARGO_WEB_ARGS="--target-webasm-emscripten"
-    cargo web test --features web_test $CARGO_WEB_ARGS
-fi
-
-if [ "$TARGET" = "wasm32-unknown-unknown" ]; then
-    rustup target add wasm32-unknown-unknown
-    export CARGO_WEB_ARGS="--target-webasm"
-    cargo web test --nodejs $CARGO_WEB_ARGS
-fi
-
-check_example() {
-    echo "Checking example [$1]"
-    cd $1
-    cargo web build $CARGO_WEB_ARGS
-    # TODO Can't build some demos with release, need fix
-    # cargo web build --release $CARGO_WEB_ARGS
-}
-
-for EXAMPLE in $(pwd)/examples/*; do
-    if [ -d "$EXAMPLE" ]; then
-        check_example $EXAMPLE
-    fi
-done
diff --git a/ci/install_cargo_web.sh b/ci/install_cargo_web.sh
new file mode 100755
index 000000000..b35f06919
--- /dev/null
+++ b/ci/install_cargo_web.sh
@@ -0,0 +1,15 @@
+#!/bin/bash
+
+set -euo pipefail
+IFS=$'\n\t'
+
+CARGO_WEB_RELEASE=$(curl -L -s -H 'Accept: application/json' https://github.com/koute/cargo-web/releases/latest)
+CARGO_WEB_VERSION=$(echo $CARGO_WEB_RELEASE | sed -e 's/.*"tag_name":"\([^"]*\)".*/\1/')
+CARGO_WEB_URL="https://github.com/koute/cargo-web/releases/download/$CARGO_WEB_VERSION/cargo-web-x86_64-unknown-linux-gnu.gz"
+
+echo "Downloading cargo-web from: $CARGO_WEB_URL"
+curl -L $CARGO_WEB_URL | gzip -d > cargo-web
+chmod +x cargo-web
+
+mkdir -p ~/.cargo/bin
+mv cargo-web ~/.cargo/bin
diff --git a/ci/run_tests.sh b/ci/run_tests.sh
new file mode 100755
index 000000000..e5b8c5046
--- /dev/null
+++ b/ci/run_tests.sh
@@ -0,0 +1,67 @@
+#!/bin/bash
+
+# Originally this ci script borrowed from https://github.com/koute/stdweb
+# because both use `cargo-web` tool to check the compilation.
+
+set -euo pipefail
+IFS=$'\n\t'
+
+set +e
+echo "$(rustc --version)" | grep -q "nightly"
+if [ "$?" = "0" ]; then
+    export IS_NIGHTLY=1
+else
+    export IS_NIGHTLY=0
+fi
+set -e
+
+echo "Is Rust from nightly: $IS_NIGHTLY"
+
+echo "Testing for asmjs-unknown-emscripten..."
+cargo web test --features web_test --target=asmjs-unknown-emscripten
+
+echo "Testing for wasm32-unknown-emscripten..."
+cargo web test --features web_test --target=wasm32-unknown-emscripten
+
+if [ "$IS_NIGHTLY" = "1" ]; then
+    echo "Testing for wasm32-unknown-unknown..."
+    cargo web test --nodejs --target=wasm32-unknown-unknown
+fi
+
+check_example() {
+    echo "Checking example [$2]"
+    pushd $2 > /dev/null
+    cargo web build --target=$1
+    popd > /dev/null
+
+    # TODO Can't build some demos with release, need fix
+    # cargo web build --release $CARGO_WEB_ARGS
+}
+
+check_all_examples() {
+    echo "Checking examples on $1..."
+    for EXAMPLE in $(pwd)/examples/*; do
+        if [ "$1" == "wasm32-unknown-unknown" ]; then
+            # The counter example doesn't yet build here.
+            case $(basename $EXAMPLE) in
+                "counter")
+                continue
+                ;;
+                *)
+                ;;
+            esac
+        fi
+
+        if [ -d "$EXAMPLE" ]; then
+            check_example $1 $EXAMPLE
+        fi
+    done
+}
+
+
+check_all_examples asmjs-unknown-emscripten
+check_all_examples wasm32-unknown-emscripten
+
+if [ "$IS_NIGHTLY" = "1" ]; then
+    check_all_examples wasm32-unknown-unknown
+fi