diff --git a/.github/workflows/bridge.yml b/.github/workflows/bridge.yml
index 21d8fbce5..581a585ea 100644
--- a/.github/workflows/bridge.yml
+++ b/.github/workflows/bridge.yml
@@ -51,7 +51,7 @@ jobs:
         uses: subosito/flutter-action@v2
         with:
           channel: "stable"
-          flutter-version: ${{ env.FLUTTER_VERSION }}
+          flutter-version: "3.7.0"
           cache: true
 
       - name: Install flutter rust bridge deps
diff --git a/.github/workflows/flutter-build.yml b/.github/workflows/flutter-build.yml
index cc2a122f1..051d28706 100644
--- a/.github/workflows/flutter-build.yml
+++ b/.github/workflows/flutter-build.yml
@@ -748,10 +748,11 @@ jobs:
             git config --global --add safe.directory "*"
             # rust
             pushd /opt
-            wget -O rust.tar.gz https://static.rust-lang.org/dist/rust-1.64.0-${{ matrix.job.target }}.tar.gz
+            # do not use rustup, because memory overflow in qemu
+            wget -O rust.tar.gz https://static.rust-lang.org/dist/rust-1.69.0-${{ matrix.job.target }}.tar.gz
             tar -zxvf rust.tar.gz > /dev/null && rm rust.tar.gz
-            cd rust-1.64.0-${{ matrix.job.target }} && ./install.sh
-            rm -rf rust-1.64.0-${{ matrix.job.target }}
+            cd rust-1.69.0-${{ matrix.job.target }} && ./install.sh
+            rm -rf rust-1.69.0-${{ matrix.job.target }}
             # edit config
             mkdir -p ~/.cargo/
             echo """
@@ -916,10 +917,11 @@ jobs:
             git config --global --add safe.directory "*"
             # rust
             pushd /opt
-            wget -O rust.tar.gz https://static.rust-lang.org/dist/rust-1.64.0-${{ matrix.job.target }}.tar.gz
+            # do not use rustup, because memory overflow in qemu
+            wget -O rust.tar.gz https://static.rust-lang.org/dist/rust-1.69.0-${{ matrix.job.target }}.tar.gz
             tar -zxvf rust.tar.gz > /dev/null && rm rust.tar.gz
-            cd rust-1.64.0-${{ matrix.job.target }} && ./install.sh
-            rm -rf rust-1.64.0-${{ matrix.job.target }}
+            cd rust-1.69.0-${{ matrix.job.target }} && ./install.sh
+            rm -rf rust-1.69.0-${{ matrix.job.target }}
             # edit config
             mkdir -p ~/.cargo/
             echo """
@@ -1047,10 +1049,11 @@ jobs:
             git config --global --add safe.directory "*"
             # rust
             pushd /opt
-            wget -O rust.tar.gz https://static.rust-lang.org/dist/rust-1.64.0-${{ matrix.job.target }}.tar.gz
+            # do not use rustup, because memory overflow in qemu
+            wget -O rust.tar.gz https://static.rust-lang.org/dist/rust-1.69.0-${{ matrix.job.target }}.tar.gz
             tar -zxvf rust.tar.gz > /dev/null && rm rust.tar.gz
-            cd rust-1.64.0-${{ matrix.job.target }} && ./install.sh
-            rm -rf rust-1.64.0-${{ matrix.job.target }}
+            cd rust-1.69.0-${{ matrix.job.target }} && ./install.sh
+            rm -rf rust-1.69.0-${{ matrix.job.target }}
             # edit config
             mkdir -p ~/.cargo/
             echo """
diff --git a/flutter/pubspec.yaml b/flutter/pubspec.yaml
index b7d45076e..377ba4ae0 100644
--- a/flutter/pubspec.yaml
+++ b/flutter/pubspec.yaml
@@ -41,7 +41,7 @@ dependencies:
   package_info_plus: ^1.4.2
   url_launcher: ^6.0.9
   toggle_switch: ^1.4.0
-  dash_chat_2: 0.0.15
+  dash_chat_2: ^0.0.14
   draggable_float_widget: ^0.0.2
   settings_ui: ^2.0.2
   flutter_breadcrumb: ^1.0.1