diff --git a/metadata/miru.miaomint.yml b/metadata/miru.miaomint.yml
index a7fb703b1d..eb3bb0fd02 100644
--- a/metadata/miru.miaomint.yml
+++ b/metadata/miru.miaomint.yml
@@ -43,7 +43,7 @@ Builds:
       - $$flutter$$/bin/flutter packages pub get
       - file=$(ls .pub-cache/hosted/pub.dev/media_kit_libs_android_video-*/android/build.gradle)
       - sed -i -e '/downloadDependencies/,/dependsOn/d' $file
-      - tag=$(sed -n -E 's|.*download/(v[0-9.]+)/.*|\1|p' $file | head -n 1)
+      - export tag=$(sed -n -E 's|.*download/(v[0-9.]+)/.*|\1|p' $file | head -n 1)
       - cd $$media-kit-libmpv-android-video-build$$
       - git checkout -f $tag
       - cd buildscripts
@@ -109,7 +109,7 @@ Builds:
       - $$flutter$$/bin/flutter packages pub get
       - file=$(ls .pub-cache/hosted/pub.dev/media_kit_libs_android_video-*/android/build.gradle)
       - sed -i -e '/downloadDependencies/,/dependsOn/d' $file
-      - tag=$(sed -n -E 's|.*download/(v[0-9.]+)/.*|\1|p' $file | head -n 1)
+      - export tag=$(sed -n -E 's|.*download/(v[0-9.]+)/.*|\1|p' $file | head -n 1)
       - cd $$media-kit-libmpv-android-video-build$$
       - git checkout -f $tag
       - cd buildscripts
@@ -175,7 +175,7 @@ Builds:
       - $$flutter$$/bin/flutter packages pub get
       - file=$(ls .pub-cache/hosted/pub.dev/media_kit_libs_android_video-*/android/build.gradle)
       - sed -i -e '/downloadDependencies/,/dependsOn/d' $file
-      - tag=$(sed -n -E 's|.*download/(v[0-9.]+)/.*|\1|p' $file | head -n 1)
+      - export tag=$(sed -n -E 's|.*download/(v[0-9.]+)/.*|\1|p' $file | head -n 1)
       - cd $$media-kit-libmpv-android-video-build$$
       - git checkout -f $tag
       - cd buildscripts
@@ -241,7 +241,7 @@ Builds:
       - $$flutter$$/bin/flutter packages pub get
       - file=$(ls .pub-cache/hosted/pub.dev/media_kit_libs_android_video-*/android/build.gradle)
       - sed -i -e '/downloadDependencies/,/dependsOn/d' $file
-      - tag=$(sed -n -E 's|.*download/(v[0-9.]+)/.*|\1|p' $file | head -n 1)
+      - export tag=$(sed -n -E 's|.*download/(v[0-9.]+)/.*|\1|p' $file | head -n 1)
       - cd $$media-kit-libmpv-android-video-build$$
       - git checkout -f $tag
       - cd buildscripts
@@ -307,7 +307,7 @@ Builds:
       - $$flutter$$/bin/flutter packages pub get
       - file=$(ls .pub-cache/hosted/pub.dev/media_kit_libs_android_video-*/android/build.gradle)
       - sed -i -e '/downloadDependencies/,/dependsOn/d' $file
-      - tag=$(sed -n -E 's|.*download/(v[0-9.]+)/.*|\1|p' $file | head -n 1)
+      - export tag=$(sed -n -E 's|.*download/(v[0-9.]+)/.*|\1|p' $file | head -n 1)
       - cd $$media-kit-libmpv-android-video-build$$
       - git checkout -f $tag
       - cd buildscripts
@@ -373,7 +373,7 @@ Builds:
       - $$flutter$$/bin/flutter packages pub get
       - file=$(ls .pub-cache/hosted/pub.dev/media_kit_libs_android_video-*/android/build.gradle)
       - sed -i -e '/downloadDependencies/,/dependsOn/d' $file
-      - tag=$(sed -n -E 's|.*download/(v[0-9.]+)/.*|\1|p' $file | head -n 1)
+      - export tag=$(sed -n -E 's|.*download/(v[0-9.]+)/.*|\1|p' $file | head -n 1)
       - cd $$media-kit-libmpv-android-video-build$$
       - git checkout -f $tag
       - cd buildscripts
@@ -439,7 +439,7 @@ Builds:
       - $$flutter$$/bin/flutter packages pub get
       - file=$(ls .pub-cache/hosted/pub.dev/media_kit_libs_android_video-*/android/build.gradle)
       - sed -i -e '/downloadDependencies/,/dependsOn/d' $file
-      - tag=$(sed -n -E 's|.*download/(v[0-9.]+)/.*|\1|p' $file | head -n 1)
+      - export tag=$(sed -n -E 's|.*download/(v[0-9.]+)/.*|\1|p' $file | head -n 1)
       - cd $$media-kit-libmpv-android-video-build$$
       - git checkout -f $tag
       - cd buildscripts
@@ -505,7 +505,7 @@ Builds:
       - $$flutter$$/bin/flutter packages pub get
       - file=$(ls .pub-cache/hosted/pub.dev/media_kit_libs_android_video-*/android/build.gradle)
       - sed -i -e '/downloadDependencies/,/dependsOn/d' $file
-      - tag=$(sed -n -E 's|.*download/(v[0-9.]+)/.*|\1|p' $file | head -n 1)
+      - export tag=$(sed -n -E 's|.*download/(v[0-9.]+)/.*|\1|p' $file | head -n 1)
       - cd $$media-kit-libmpv-android-video-build$$
       - git checkout -f $tag
       - cd buildscripts