diff --git a/.github/workflows/lldb-formatter-tests.yml b/.github/workflows/lldb-formatter-tests.yml
index 741e1ad1d7..c4f0419846 100644
--- a/.github/workflows/lldb-formatter-tests.yml
+++ b/.github/workflows/lldb-formatter-tests.yml
@@ -15,7 +15,7 @@ jobs:
       - uses: actions-rs/toolchain@v1
         with:
           default: true
-          toolchain: nightly-2023-08-08
+          toolchain: nightly-2023-05-26
 
       - name: Download vscode-lldb
         uses: robinraju/release-downloader@v1.5
diff --git a/.github/workflows/release-upload.yml b/.github/workflows/release-upload.yml
index 83a89972a8..c46bd4963c 100644
--- a/.github/workflows/release-upload.yml
+++ b/.github/workflows/release-upload.yml
@@ -20,7 +20,7 @@ jobs:
         uses: actions-rust-lang/setup-rust-toolchain@v1
         with:
           default: true
-          toolchain: nightly-2023-08-08
+          toolchain: nightly-2023-05-26
           target: wasm32-unknown-unknown
 
       - name: Setup the PATH variable
diff --git a/.github/workflows/template-test-current.yml b/.github/workflows/template-test-current.yml
index 1fef852e96..97f5e57ea5 100644
--- a/.github/workflows/template-test-current.yml
+++ b/.github/workflows/template-test-current.yml
@@ -22,7 +22,7 @@ jobs:
         uses: actions-rust-lang/setup-rust-toolchain@v1
         with:
           default: true
-          toolchain: nightly-2023-08-08
+          toolchain: nightly-2023-05-26
           target: wasm32-unknown-unknown
 
       - name: Setup the PATH variable
diff --git a/.github/workflows/template-test-released.yml b/.github/workflows/template-test-released.yml
index d09915cc24..32ffaa4910 100644
--- a/.github/workflows/template-test-released.yml
+++ b/.github/workflows/template-test-released.yml
@@ -22,7 +22,7 @@ jobs:
         uses: actions-rust-lang/setup-rust-toolchain@v1
         with:
           default: true
-          toolchain: nightly-2023-08-08
+          toolchain: nightly-2023-05-26
           target: wasm32-unknown-unknown
 
       - name: Setup the PATH variable