diff --git a/.travis.yml b/.travis.yml
index 8c56dcef..7eb9c952 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,7 @@
 language: generic
 
 install:
-  - curl -fsSL https://deno.land/x/install/install.sh | sh -s v0.19.0
+  - curl -fsSL https://deno.land/x/install/install.sh | sh -s v0.20.0
   - export PATH="$HOME/.deno/bin:$PATH"
 
 services:
diff --git a/deps.ts b/deps.ts
index 3f9ab5d4..8c4124b1 100644
--- a/deps.ts
+++ b/deps.ts
@@ -1,21 +1,21 @@
 export {
   BufReader,
   BufWriter
-} from "https://deno.land/std@v0.17.0/io/bufio.ts";
+} from "https://deno.land/std@v0.20.0/io/bufio.ts";
 
-export { copyBytes } from "https://deno.land/std@v0.17.0/io/util.ts";
+export { copyBytes } from "https://deno.land/std@v0.20.0/io/util.ts";
 
 export {
   assert,
   assertEquals,
   assertStrContains,
   assertThrowsAsync
-} from "https://deno.land/std@v0.17.0/testing/asserts.ts";
+} from "https://deno.land/std@v0.20.0/testing/asserts.ts";
 
 export {
   runTests,
   test,
   TestFunction
-} from "https://deno.land/std@v0.17.0/testing/mod.ts";
+} from "https://deno.land/std@v0.20.0/testing/mod.ts";
 
 export { Hash } from "https://deno.land/x/checksum@1.0.1/mod.ts";