diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f742309..f923b43 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,7 +16,9 @@ jobs:
       - uses: actions/checkout@v2
 
       - name: Install Crystal
-        uses: oprypin/install-crystal@v1.3.0
+        uses: oprypin/install-crystal@v1
+        with:
+          crystal: 1.0.0
 
       - name: Cache Shards
         uses: actions/cache@v2
diff --git a/Dockerfile b/Dockerfile
index b4c3c5a..2b3b239 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM crystallang/crystal:0.35.1-alpine AS builder
+FROM docker.io/crystallang/crystal:1.0.0-alpine AS builder
 WORKDIR /app
 COPY ./shard.yml ./shard.yml
 RUN shards install
diff --git a/shard.lock b/shard.lock
index 7bc1fe3..c4cb889 100644
--- a/shard.lock
+++ b/shard.lock
@@ -1,18 +1,22 @@
 version: 2.0
 shards:
+  backtracer:
+    git: https://github.com/sija/backtracer.cr.git
+    version: 1.2.1
+
   exception_page:
     git: https://github.com/crystal-loot/exception_page.git
-    version: 0.1.4
+    version: 0.2.0
 
   kemal:
     git: https://github.com/kemalcr/kemal.git
-    version: 0.27.0+git.commit.bf9f627ac789d2ebe573629904f02beb9e4089d5
+    version: 1.0.0+git.commit.218be2422172d330feb62c6a8abc7df5402fdb84
 
   kilt:
     git: https://github.com/jeromegn/kilt.git
-    version: 0.4.0
+    version: 0.6.1
 
   radix:
     git: https://github.com/luislavena/radix.git
-    version: 0.3.9
+    version: 0.4.1
 
diff --git a/shard.yml b/shard.yml
index a5e8fd8..7599b58 100644
--- a/shard.yml
+++ b/shard.yml
@@ -13,6 +13,6 @@ dependencies:
     github: kemalcr/kemal
     branch: master
 
-crystal: 0.35.1
+crystal: 1.0.0
 
 license: AGPLv3