diff --git a/.github/workflows/translate.yml b/.github/workflows/translate.yml
index 459d177..e8104b3 100644
--- a/.github/workflows/translate.yml
+++ b/.github/workflows/translate.yml
@@ -12,10 +12,10 @@ jobs:
       contents: write
     steps:
       - name: Checkout (main branch)
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup Java
-        uses: actions/setup-java@v4
+        uses: actions/setup-java@v5
         with:
           distribution: 'temurin'
           java-version: '21'
@@ -35,8 +35,15 @@ jobs:
         run: |
           .\crowdin-sync.bat
 
+      - name: Send Discord notification on failure
+        if: failure()
+        shell: bash
+        env:
+          DISCORD_WEBHOOK_URL: ${{ secrets.DISCORD_WEBHOOK_URL }}
+        run: ./send-discord-notification.sh
+
       - name: Checkout (translations branch)
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           ssh-key: ${{ secrets.UPDATE_SSH_KEY }}
           ref: translations
diff --git a/crowdin-sync.bat b/crowdin-sync.bat
index 67416d9..fcd9f53 100644
--- a/crowdin-sync.bat
+++ b/crowdin-sync.bat
@@ -14,8 +14,9 @@ if not %ERRORLEVEL%==0 (
 )
 
 echo Checking translations...
-TranslationChecker.exe translations
+TranslationChecker.exe translations > TranslationChecker.log 2>&1
 set CHECKER_ERRORLEVEL=%ERRORLEVEL%
+type TranslationChecker.log
 
 echo Generating Qt translations...
 for %%f in (translations\*.ts) do (
diff --git a/send-discord-notification.sh b/send-discord-notification.sh
new file mode 100755
index 0000000..6a1c418
--- /dev/null
+++ b/send-discord-notification.sh
@@ -0,0 +1,75 @@
+#!/bin/bash
+export LC_ALL=C.UTF-8
+
+# Send Discord notification for TranslationChecker failures
+# Required environment variables:
+#   DISCORD_WEBHOOK_URL - Discord webhook URL
+#   GITHUB_SERVER_URL - GitHub server URL (provided by Actions)
+#   GITHUB_REPOSITORY - Repository name (provided by Actions)
+#   GITHUB_RUN_ID - Workflow run ID (provided by Actions)
+
+if [ ! -f "TranslationChecker.log" ]; then
+    echo "TranslationChecker.log not found"
+    exit 0
+fi
+
+# Extract only failure blocks (Checking blocks where the line after is indented)
+# Output format: Checking line on its own, then error details in code block
+FAILURES=$(awk '
+    /^Checking translations\\/ {
+        # Output previous block if it had errors
+        if (checking_line != "" && has_error) {
+            print checking_line
+            printf "```\n%s```\n", error_block
+        }
+        # Start new block
+        checking_line = $0
+        error_block = ""
+        has_error = 0
+        first_line_after = 1
+        next
+    }
+    /^Total errors/ {
+        # Output previous block if it had errors
+        if (checking_line != "" && has_error) {
+            print checking_line
+            printf "```\n%s```\n", error_block
+        }
+        print ""
+        print $0
+        checking_line = ""
+        next
+    }
+    {
+        if (checking_line != "") {
+            # Check if this is the first line after Checking and if it is indented
+            if (first_line_after && /^  /) {
+                has_error = 1
+            }
+            first_line_after = 0
+            error_block = error_block $0 "\n"
+        }
+    }
+    END {
+        if (checking_line != "" && has_error) {
+            print checking_line
+            printf "```\n%s```\n", error_block
+        }
+    }
+' TranslationChecker.log)
+
+if [ -z "$FAILURES" ]; then
+    echo "No translation failures found"
+    exit 0
+fi
+
+# Build Discord webhook payload using jq for proper JSON escaping
+WORKFLOW_URL="${GITHUB_SERVER_URL}/${GITHUB_REPOSITORY}/actions/runs/${GITHUB_RUN_ID}"
+
+# Build message content
+MESSAGE=$(printf '<@&1445090573760593970>\n# Translation Check Failures\n%s\n\n%s' "$WORKFLOW_URL" "$FAILURES")
+
+PAYLOAD=$(jq -n --arg content "$MESSAGE" '{content: $content}')
+
+# Send to Discord (use file to preserve UTF-8 encoding)
+echo "$PAYLOAD" | curl -X POST -H "Content-Type: application/json; charset=utf-8" -d @- "$DISCORD_WEBHOOK_URL"