diff --git a/.github/workflows/ci-post-merge.yml b/.github/workflows/ci-post-merge.yml
index a1971efb..6b6fce96 100644
--- a/.github/workflows/ci-post-merge.yml
+++ b/.github/workflows/ci-post-merge.yml
@@ -64,7 +64,7 @@ jobs:
           toolchain: ${{ matrix.version }}
 
       - name: Install just, cargo-hack, cargo-nextest, cargo-ci-cache-clean
-        uses: taiki-e/install-action@v2.49.1
+        uses: taiki-e/install-action@v2.49.11
         with:
           tool: just,cargo-hack,cargo-nextest,cargo-ci-cache-clean
 
@@ -121,7 +121,7 @@ jobs:
           toolchain: nightly
 
       - name: Install cargo-hack & cargo-minimal-versions
-        uses: taiki-e/install-action@v2.49.1
+        uses: taiki-e/install-action@v2.49.11
         with:
           tool: cargo-hack,cargo-minimal-versions
 
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7e5a371e..0884637b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -73,7 +73,7 @@ jobs:
           toolchain: ${{ matrix.version.version }}
 
       - name: Install just, cargo-hack, cargo-nextest, cargo-ci-cache-clean
-        uses: taiki-e/install-action@v2.49.1
+        uses: taiki-e/install-action@v2.49.11
         with:
           tool: just,cargo-hack,cargo-nextest,cargo-ci-cache-clean
 
@@ -125,7 +125,7 @@ jobs:
           toolchain: nightly
 
       - name: Install just
-        uses: taiki-e/install-action@v2.49.1
+        uses: taiki-e/install-action@v2.49.11
         with:
           tool: just
 
diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index a647668f..792e6133 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -23,7 +23,7 @@ jobs:
           components: llvm-tools-preview
 
       - name: Install cargo-llvm-cov
-        uses: taiki-e/install-action@v2.49.1
+        uses: taiki-e/install-action@v2.49.11
         with:
           tool: cargo-llvm-cov
 
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 3ac77825..58676ca7 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -56,7 +56,7 @@ jobs:
           toolchain: ${{ vars.RUST_VERSION_EXTERNAL_TYPES }}
 
       - name: Install just
-        uses: taiki-e/install-action@v2.49.1
+        uses: taiki-e/install-action@v2.49.11
         with:
           tool: just
 
diff --git a/justfile b/justfile
index 8f227955..7265a3ce 100644
--- a/justfile
+++ b/justfile
@@ -23,6 +23,8 @@ fmt:
 downgrade-for-msrv:
     cargo update -p=clap --precise=4.4.18
     cargo update -p=native-tls --precise=0.2.13
+    cargo update -p=litemap --precise=0.7.4
+    cargo update -p=zerofrom --precise=0.1.5
 
 msrv := ```
     cargo metadata --format-version=1 \