diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index 2046c4c31d..cd58e28e48 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -41,7 +41,7 @@ jobs:
         uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: nightly-2022-05-15
+          toolchain: nightly-2022-08-05
           components: rustfmt
           target: wasm32-unknown-unknown
           default: true
diff --git a/.github/workflows/publish-release.yml b/.github/workflows/publish-release.yml
index 3a11af47ed..e6e16d256a 100644
--- a/.github/workflows/publish-release.yml
+++ b/.github/workflows/publish-release.yml
@@ -39,7 +39,7 @@ on:
         required: false
 
 env:
-  SUBWASM_VERSION: 0.17.0
+  SUBWASM_VERSION: 0.18.0
   CHAIN: ${{ github.event.inputs.chain }}
   SCOPE: ${{ github.event.inputs.scope }}
 
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index d2fa5b840a..4f522ae9a2 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -38,7 +38,7 @@ jobs:
         uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: nightly-2022-05-15
+          toolchain: nightly-2022-08-05
           components: rustfmt
           target: wasm32-unknown-unknown
           default: true
@@ -72,7 +72,7 @@ jobs:
         uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: nightly-2022-05-15
+          toolchain: nightly-2022-08-05
           components: rustfmt
           target: wasm32-unknown-unknown
           default: true
@@ -94,7 +94,7 @@ jobs:
         uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: nightly-2022-05-15
+          toolchain: nightly-2022-08-05
           components: rustfmt
           target: wasm32-unknown-unknown
           default: true
@@ -124,7 +124,7 @@ jobs:
         uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: nightly-2022-05-15
+          toolchain: nightly-2022-08-05
           components: rustfmt
           target: wasm32-unknown-unknown
           default: true
diff --git a/.github/workflows/test.yml.src b/.github/workflows/test.yml.src
index 22a1f9eb9d..fb04732a1a 100644
--- a/.github/workflows/test.yml.src
+++ b/.github/workflows/test.yml.src
@@ -42,7 +42,7 @@ jobs:
         uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: nightly-2022-05-15
+          toolchain: nightly-2022-08-05
           components: rustfmt
           target: wasm32-unknown-unknown
           default: true
diff --git a/.github/workflows/update-tokens.yml b/.github/workflows/update-tokens.yml
index 9f7c8a43ef..18864588a0 100644
--- a/.github/workflows/update-tokens.yml
+++ b/.github/workflows/update-tokens.yml
@@ -21,7 +21,7 @@ jobs:
         uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: nightly-2022-05-15
+          toolchain: nightly-2022-08-05
           components: rustfmt
           target: wasm32-unknown-unknown
           default: true
diff --git a/scripts/Dockerfile b/scripts/Dockerfile
index 9bb04294c0..d54b6c3d67 100644
--- a/scripts/Dockerfile
+++ b/scripts/Dockerfile
@@ -1,8 +1,8 @@
 FROM rust:buster as builder
 WORKDIR /app
 
-RUN rustup default nightly-2022-05-15 && \
-	rustup target add wasm32-unknown-unknown --toolchain nightly-2022-05-15
+RUN rustup default nightly-2022-08-05 && \
+	rustup target add wasm32-unknown-unknown --toolchain nightly-2022-08-05
 
 RUN apt-get update && \
 	apt-get dist-upgrade -y -o Dpkg::Options::="--force-confold" && \
diff --git a/scripts/init.sh b/scripts/init.sh
index 0523880796..117b467341 100755
--- a/scripts/init.sh
+++ b/scripts/init.sh
@@ -4,6 +4,6 @@ set -e
 
 echo "*** Initializing WASM build environment"
 
-rustup default nightly-2022-05-15
+rustup default nightly-2022-08-05
 
-rustup target add wasm32-unknown-unknown --toolchain nightly-2022-05-15
+rustup target add wasm32-unknown-unknown --toolchain nightly-2022-08-05
diff --git a/scripts/srtool-build.sh b/scripts/srtool-build.sh
index cff3f9001a..d8608aefb8 100755
--- a/scripts/srtool-build.sh
+++ b/scripts/srtool-build.sh
@@ -2,7 +2,7 @@
 
 set -xe
 
-RUSTC_VERSION=1.62.0;
+RUSTC_VERSION=1.64.0;
 PACKAGE=$PACKAGE;
 BUILD_OPTS=$BUILD_OPTS;