diff --git a/.github/workflows/reusable-functional.yml b/.github/workflows/reusable-functional.yml
index ff3266b..b4da62b 100644
--- a/.github/workflows/reusable-functional.yml
+++ b/.github/workflows/reusable-functional.yml
@@ -190,30 +190,6 @@ jobs:
         shell: bash
         run: echo "value=$(date -u +%Y-%W)" >> "$GITHUB_OUTPUT"
 
-      # roave/security-advisories also conflicts with PHP releases that have known
-      # advisories, so it can't install on those (Roave/SecurityAdvisories#155).
-      # Drop it only when it conflicts with the PHP version in use. setup-php ships
-      # builds with security fixes backported, even for EOL versions, so this is
-      # safe on CI (shivammathur/setup-php#1139).
-      - name: Drop roave/security-advisories if it conflicts with this PHP version
-        shell: bash
-        run: |
-          php -r 'exit(isset(json_decode(file_get_contents("composer.json"), true)["require-dev"]["roave/security-advisories"]) ? 0 : 1);' || exit 0
-          export CONFLICT="$(composer show --available --format=json roave/security-advisories dev-latest | php -r 'echo json_decode(stream_get_contents(STDIN), true)["conflicts"]["php"] ?? "";')"
-          echo "roave/security-advisories conflicts with php ${CONFLICT:-(none)}"
-          if php -r '
-            foreach (preg_split("/\s*\|\|?\s*/", getenv("CONFLICT"), -1, PREG_SPLIT_NO_EMPTY) as $range) {
-              $hit = true;
-              foreach (preg_split("/\s*,\s*|\s+/", $range) as $c) {
-                preg_match("/^(<=|>=|<|>|==|=|!=)?v?(.+)$/", $c, $m);
-                $hit = $hit && version_compare(PHP_VERSION, $m[2], $m[1] ?: "==");
-              }
-              if ($hit) exit(0);
-            }
-            exit(1);'; then
-            composer remove --dev --no-update --no-interaction roave/security-advisories
-          fi
-
       - name: Install Composer dependencies & cache dependencies
         uses: "ramsey/composer-install@65e4f84970763564f46a70b8a54b90d033b3bdda" # 4.0.0
         with:
diff --git a/.github/workflows/reusable-unit.yml b/.github/workflows/reusable-unit.yml
index 0fc0cb7..7d2d9f8 100644
--- a/.github/workflows/reusable-unit.yml
+++ b/.github/workflows/reusable-unit.yml
@@ -61,30 +61,6 @@ jobs:
         shell: bash
         run: echo "value=$(date -u +%Y-%W)" >> "$GITHUB_OUTPUT"
 
-      # roave/security-advisories also conflicts with PHP releases that have known
-      # advisories, so it can't install on those (Roave/SecurityAdvisories#155).
-      # Drop it only when it conflicts with the PHP version in use. setup-php ships
-      # builds with security fixes backported, even for EOL versions, so this is
-      # safe on CI (shivammathur/setup-php#1139).
-      - name: Drop roave/security-advisories if it conflicts with this PHP version
-        shell: bash
-        run: |
-          php -r 'exit(isset(json_decode(file_get_contents("composer.json"), true)["require-dev"]["roave/security-advisories"]) ? 0 : 1);' || exit 0
-          export CONFLICT="$(composer show --available --format=json roave/security-advisories dev-latest | php -r 'echo json_decode(stream_get_contents(STDIN), true)["conflicts"]["php"] ?? "";')"
-          echo "roave/security-advisories conflicts with php ${CONFLICT:-(none)}"
-          if php -r '
-            foreach (preg_split("/\s*\|\|?\s*/", getenv("CONFLICT"), -1, PREG_SPLIT_NO_EMPTY) as $range) {
-              $hit = true;
-              foreach (preg_split("/\s*,\s*|\s+/", $range) as $c) {
-                preg_match("/^(<=|>=|<|>|==|=|!=)?v?(.+)$/", $c, $m);
-                $hit = $hit && version_compare(PHP_VERSION, $m[2], $m[1] ?: "==");
-              }
-              if ($hit) exit(0);
-            }
-            exit(1);'; then
-            composer remove --dev --no-update --no-interaction roave/security-advisories
-          fi
-
       - name: Install Composer dependencies & cache dependencies
         uses: "ramsey/composer-install@65e4f84970763564f46a70b8a54b90d033b3bdda" # 4.0.0
         with: