diff --git a/.github/workflows/ci-post-merge.yml b/.github/workflows/ci-post-merge.yml
index 16f6b14e2..209bad860 100644
--- a/.github/workflows/ci-post-merge.yml
+++ b/.github/workflows/ci-post-merge.yml
@@ -49,7 +49,7 @@ jobs:
           toolchain: ${{ matrix.version.version }}
 
       - name: Install just, cargo-hack, cargo-nextest, cargo-ci-cache-clean
-        uses: taiki-e/install-action@v2.49.0
+        uses: taiki-e/install-action@v2.49.10
         with:
           tool: just,cargo-hack,cargo-nextest,cargo-ci-cache-clean
 
@@ -83,7 +83,7 @@ jobs:
         uses: actions-rust-lang/setup-rust-toolchain@v1.10.1
 
       - name: Install just, cargo-hack
-        uses: taiki-e/install-action@v2.49.0
+        uses: taiki-e/install-action@v2.49.10
         with:
           tool: just,cargo-hack
 
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ed4b22f24..b08d5f17b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -64,7 +64,7 @@ jobs:
           toolchain: ${{ matrix.version.version }}
 
       - name: Install just, cargo-hack, cargo-nextest, cargo-ci-cache-clean
-        uses: taiki-e/install-action@v2.49.0
+        uses: taiki-e/install-action@v2.49.10
         with:
           tool: just,cargo-hack,cargo-nextest,cargo-ci-cache-clean
 
@@ -113,7 +113,7 @@ jobs:
           toolchain: nightly
 
       - name: Install just
-        uses: taiki-e/install-action@v2.49.0
+        uses: taiki-e/install-action@v2.49.10
         with:
           tool: just
 
diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index 44273c452..b64cefeb8 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -24,7 +24,7 @@ jobs:
           components: llvm-tools
 
       - name: Install just, cargo-llvm-cov, cargo-nextest
-        uses: taiki-e/install-action@v2.49.0
+        uses: taiki-e/install-action@v2.49.10
         with:
           tool: just,cargo-llvm-cov,cargo-nextest
 
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 7cf785c37..f05deb216 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -77,7 +77,7 @@ jobs:
           toolchain: ${{ vars.RUST_VERSION_EXTERNAL_TYPES }}
 
       - name: Install just
-        uses: taiki-e/install-action@v2.49.0
+        uses: taiki-e/install-action@v2.49.10
         with:
           tool: just
 
diff --git a/justfile b/justfile
index 3a5e417fd..2b6d04d18 100644
--- a/justfile
+++ b/justfile
@@ -13,6 +13,8 @@ downgrade-for-msrv:
     cargo update -p=parse-size --precise=1.0.0
     cargo update -p=clap --precise=4.4.18
     cargo update -p=divan --precise=0.1.15
+    cargo update -p=litemap --precise=0.7.4
+    cargo update -p=zerofrom --precise=0.1.5
 
 msrv := ```
     cargo metadata --format-version=1 \