diff --git a/.mokogitea/workflows/pr-check.yml b/.mokogitea/workflows/pr-check.yml
index bd06c90..7eb9267 100644
--- a/.mokogitea/workflows/pr-check.yml
+++ b/.mokogitea/workflows/pr-check.yml
@@ -109,8 +109,10 @@ jobs:
         id: platform
         run: |
           # Read platform from XML manifest (<platform> tag) or plain text fallback
-          PLATFORM=$(sed -n 's/.*<platform>\([^<]*\)<\/platform>.*/\1/p' .mokogitea/.moko-platform 2>/dev/null | head -1)
-          [ -z "$PLATFORM" ] && PLATFORM=$(cat .mokogitea/.moko-platform 2>/dev/null | tr -d '[:space:]')
+          MANIFEST_FILE=".mokogitea/.manifest.xml"
+          [ ! -f "$MANIFEST_FILE" ] && MANIFEST_FILE=".mokogitea/.moko-platform"
+          PLATFORM=$(sed -n 's/.*<platform>\([^<]*\)<\/platform>.*/\1/p' "$MANIFEST_FILE" 2>/dev/null | head -1)
+          [ -z "$PLATFORM" ] && PLATFORM=$(cat "$MANIFEST_FILE" 2>/dev/null | tr -d '[:space:]')
           [ -z "$PLATFORM" ] && PLATFORM="generic"
           echo "platform=$PLATFORM" >> "$GITHUB_OUTPUT"