diff --git a/.github/workflows/ebnf.yml b/.github/workflows/ebnf.yml
index 5e226f3b88..5392578681 100644
--- a/.github/workflows/ebnf.yml
+++ b/.github/workflows/ebnf.yml
@@ -36,8 +36,8 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - run: |
-          sudo apt-get update
-          sudo apt-get -y install ghostscript imagemagick texlive-extra-utils pdf2svg inkscape
+          sudo apt-get update --yes --fix-missing
+          sudo apt-get install --yes ghostscript imagemagick texlive-extra-utils pdf2svg inkscape
       - uses: teatimeguest/setup-texlive-action@v3.3.4
         with:
           update-all-packages: true
diff --git a/.github/workflows/telegram.yml b/.github/workflows/telegram.yml
index 0af314bd16..a3a12313b4 100644
--- a/.github/workflows/telegram.yml
+++ b/.github/workflows/telegram.yml
@@ -38,7 +38,7 @@ jobs:
       - uses: djdefi/cloc-action@7
         with:
           options: --json --report-file=cloc.json
-      - run: sudo apt-get update && sudo apt-get install --yes jq bc
+      - run: sudo apt-get update --yes --fix-missing && sudo apt-get install --yes jq bc
       - uses: ruby/setup-ruby@v1
         with:
           ruby-version: 3.3
diff --git a/.github/workflows/xs3p-tag.yml b/.github/workflows/xs3p-tag.yml
index a164bf9365..3ea0dac18b 100644
--- a/.github/workflows/xs3p-tag.yml
+++ b/.github/workflows/xs3p-tag.yml
@@ -30,7 +30,7 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v4
-      - run: sudo apt-get update && sudo apt-get install -y xsltproc
+      - run: sudo apt-get update --yes --fix-missing && sudo apt-get install --yes xsltproc
       - run: |
           mkdir gh-pages
           xsltproc \
diff --git a/.github/workflows/xs3p.yml b/.github/workflows/xs3p.yml
index dcf1df5e46..d732954873 100644
--- a/.github/workflows/xs3p.yml
+++ b/.github/workflows/xs3p.yml
@@ -30,7 +30,7 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v4
-      - run: sudo apt-get update && sudo apt-get install -y xsltproc
+      - run: sudo apt-get update --yes --fix-missing && sudo apt-get install --yes xsltproc
       - run: |
           mkdir gh-pages
           xsltproc \
diff --git a/.rultor.yml b/.rultor.yml
index 91b0b02edb..7544b9a2e5 100644
--- a/.rultor.yml
+++ b/.rultor.yml
@@ -31,7 +31,7 @@ assets:
   pubring.gpg: yegor256/objectionary-secrets#pubring.gpg
   secring.gpg: yegor256/objectionary-secrets#secring.gpg
 install: |
-  sudo apt-get install -y python3-pygments
+  sudo apt-get install --yes python3-pygments
   sudo pip3 install pygments
   javac -version
   pdd --file=/dev/null