diff --git a/packaging/linux/flatpak/com.queryahub.querya_desktop.metainfo.xml b/packaging/linux/flatpak/com.queryahub.querya_desktop.metainfo.xml
new file mode 100644
index 00000000..61bb49ff
--- /dev/null
+++ b/packaging/linux/flatpak/com.queryahub.querya_desktop.metainfo.xml
@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<component type="desktop-application">
+  <id>com.queryahub.querya_desktop</id>
+  <name>Querya Desktop</name>
+  <summary>Multi-database desktop client</summary>
+  <metadata_license>CC0-1.0</metadata_license>
+  <project_license>MIT</project_license>
+  <developer id="com.queryahub">
+    <name>QueryaHub</name>
+  </developer>
+  <description>
+    <p>Querya Desktop is a desktop client for working with several databases from one window.</p>
+    <p>Features:</p>
+    <ul>
+      <li>PostgreSQL, MySQL, SQLite, MongoDB and Redis connections, with SSH tunnels</li>
+      <li>SQL editor with a result grid, staged edits and export</li>
+      <li>MongoDB document viewer and aggregation builder, Redis key browser and CLI</li>
+      <li>Themes and extensions</li>
+    </ul>
+  </description>
+  <launchable type="desktop-id">com.queryahub.querya_desktop.desktop</launchable>
+  <url type="homepage">https://github.com/QueryaHub/Querya-Desktop</url>
+  <url type="bugtracker">https://github.com/QueryaHub/Querya-Desktop/issues</url>
+  <categories>
+    <category>Development</category>
+    <category>Database</category>
+  </categories>
+  <content_rating type="oars-1.1"/>
+  <provides>
+    <binary>querya_desktop</binary>
+  </provides>
+  <releases>
+    <release version="0.4.18" date="2026-09-28"/>
+  </releases>
+</component>
diff --git a/packaging/linux/flatpak/com.queryahub.querya_desktop.yml b/packaging/linux/flatpak/com.queryahub.querya_desktop.yml
index 50cdaa9d..cb66c2de 100644
--- a/packaging/linux/flatpak/com.queryahub.querya_desktop.yml
+++ b/packaging/linux/flatpak/com.queryahub.querya_desktop.yml
@@ -24,6 +24,7 @@ modules:
       - cp -a data /app/
       - install -Dm644 com.queryahub.querya_desktop.desktop /app/share/applications/com.queryahub.querya_desktop.desktop
       - install -Dm644 com.queryahub.querya_desktop.png /app/share/icons/hicolor/512x512/apps/com.queryahub.querya_desktop.png
+      - install -Dm644 com.queryahub.querya_desktop.metainfo.xml /app/share/metainfo/com.queryahub.querya_desktop.metainfo.xml
     sources:
       - type: dir
         path: bundle
diff --git a/scripts/linux/build_flatpak.sh b/scripts/linux/build_flatpak.sh
index 5071628f..a2f6ee76 100755
--- a/scripts/linux/build_flatpak.sh
+++ b/scripts/linux/build_flatpak.sh
@@ -15,6 +15,7 @@ ICON_SRC="$ROOT/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_512.png
 APP_ID="com.queryahub.querya_desktop"
 MANIFEST_SRC="$ROOT/packaging/linux/flatpak/${APP_ID}.yml"
 DESKTOP_SRC="$ROOT/packaging/linux/flatpak/${APP_ID}.desktop"
+METAINFO_SRC="$ROOT/packaging/linux/flatpak/${APP_ID}.metainfo.xml"
 
 if [[ ! -d "$BUNDLE" ]]; then
   echo "error: Flutter linux bundle not found: $BUNDLE" >&2
@@ -45,6 +46,7 @@ mkdir -p "$STAGING/bundle"
 cp -a "$BUNDLE"/. "$STAGING/bundle/"
 cp "$MANIFEST_SRC" "$STAGING/${APP_ID}.yml"
 cp "$DESKTOP_SRC" "$STAGING/bundle/${APP_ID}.desktop"
+cp "$METAINFO_SRC" "$STAGING/bundle/${APP_ID}.metainfo.xml"
 cp "$ICON_SRC" "$STAGING/bundle/${APP_ID}.png"
 
 flatpak-builder \