diff --git a/.github/workflows/rc-nightly.yml b/.github/workflows/rc-nightly.yml
index 3956bc66d..d093c2a1c 100644
--- a/.github/workflows/rc-nightly.yml
+++ b/.github/workflows/rc-nightly.yml
@@ -102,25 +102,25 @@ jobs:
       run: |
           cd ./RC-CurseForge-1.20.1-temp/
           packwiz refresh
-          packwiz curseforge export --output ${PACK_NAME}-1.20.1-dev-CurseForge-${{ env.COMMIT_SHORT_SHA }}.mrpack
+          packwiz curseforge export --output ${PACK_NAME}-1.20.1-dev-CurseForge-${{ env.COMMIT_SHORT_SHA }}.zip
 
     - name: Create 1.21.1 build CurseForge
       run: |
           cd ./RC-CurseForge-1.21.1-temp/
           packwiz refresh
-          packwiz curseforge export --output ${PACK_NAME}-1.21.1-dev-CurseForge-${{ env.COMMIT_SHORT_SHA }}.mrpack
+          packwiz curseforge export --output ${PACK_NAME}-1.21.1-dev-CurseForge-${{ env.COMMIT_SHORT_SHA }}.zip
 
     - name: Create 1.21.4 build CurseForge
       run: |
           cd ./RC-CurseForge-1.21.4-temp/
           packwiz refresh
-          packwiz curseforge export --output ${PACK_NAME}-1.21.4-dev-CurseForge-${{ env.COMMIT_SHORT_SHA }}.mrpack
+          packwiz curseforge export --output ${PACK_NAME}-1.21.4-dev-CurseForge-${{ env.COMMIT_SHORT_SHA }}.zip
 
     - name: Create 1.21.5 build CurseForge
       run: |
           cd ./RC-CurseForge-1.21.5-temp/
           packwiz refresh
-          packwiz curseforge export --output ${PACK_NAME}-1.21.5-dev-CurseForge-${{ env.COMMIT_SHORT_SHA }}.mrpack
+          packwiz curseforge export --output ${PACK_NAME}-1.21.5-dev-CurseForge-${{ env.COMMIT_SHORT_SHA }}.zip
 
     - name: Prepare artifacts
       run: |
@@ -131,10 +131,10 @@ jobs:
           mv ./RC-Modrinth-1.21.4-temp/${PACK_NAME}-1.21.4-dev-Modrinth-${{ env.COMMIT_SHORT_SHA }}.mrpack ${OUTPUT}/
           mv ./RC-Modrinth-1.21.5-temp/${PACK_NAME}-1.21.5-dev-Modrinth-${{ env.COMMIT_SHORT_SHA }}.mrpack ${OUTPUT}/
 
-          mv ./RC-CurseForge-1.20.1-temp/${PACK_NAME}-1.20.1-dev-CurseForge-${{ env.COMMIT_SHORT_SHA }}.mrpack ${OUTPUT}/
-          mv ./RC-CurseForge-1.21.1-temp/${PACK_NAME}-1.21.1-dev-CurseForge-${{ env.COMMIT_SHORT_SHA }}.mrpack ${OUTPUT}/
-          mv ./RC-CurseForge-1.21.4-temp/${PACK_NAME}-1.21.4-dev-CurseForge-${{ env.COMMIT_SHORT_SHA }}.mrpack ${OUTPUT}/
-          mv ./RC-CurseForge-1.21.5-temp/${PACK_NAME}-1.21.5-dev-CurseForge-${{ env.COMMIT_SHORT_SHA }}.mrpack ${OUTPUT}/
+          mv ./RC-CurseForge-1.20.1-temp/${PACK_NAME}-1.20.1-dev-CurseForge-${{ env.COMMIT_SHORT_SHA }}.zip ${OUTPUT}/
+          mv ./RC-CurseForge-1.21.1-temp/${PACK_NAME}-1.21.1-dev-CurseForge-${{ env.COMMIT_SHORT_SHA }}.zip ${OUTPUT}/
+          mv ./RC-CurseForge-1.21.4-temp/${PACK_NAME}-1.21.4-dev-CurseForge-${{ env.COMMIT_SHORT_SHA }}.zip ${OUTPUT}/
+          mv ./RC-CurseForge-1.21.5-temp/${PACK_NAME}-1.21.5-dev-CurseForge-${{ env.COMMIT_SHORT_SHA }}.zip ${OUTPUT}/
 
     - name: Upload artifacts
       uses: actions/upload-artifact@v4