diff --git a/.github/workflows/npm-publish.yml b/.github/workflows/npm-publish.yml
index 206d478..f3101c0 100644
--- a/.github/workflows/npm-publish.yml
+++ b/.github/workflows/npm-publish.yml
@@ -8,7 +8,7 @@ on:
     types:
       - closed
     branches:
-      - main
+      - master
 
 jobs:
   check-version:
@@ -65,17 +65,3 @@ jobs:
       - run: npm run js:publish-nodejs && npm run js:publish-browser
         env:
           NODE_AUTH_TOKEN: ${{secrets.npm_token}}
-
-  publish-rust:
-    needs: [check-version]
-    if: needs.check-version.outputs.core-version-updated == 'true'
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-      - uses: actions/setup-node@v4
-        with:
-          node-version: 20
-          registry-url: https://registry.npmjs.org/
-      - run: npm run js:publish-nodejs && npm run js:publish-browser
-        env:
-          NODE_AUTH_TOKEN: ${{secrets.npm_token}}
diff --git a/.github/workflows/publish-package.yml b/.github/workflows/publish-packages.yml
similarity index 61%
rename from .github/workflows/publish-package.yml
rename to .github/workflows/publish-packages.yml
index 5c71539..66ae550 100644
--- a/.github/workflows/publish-package.yml
+++ b/.github/workflows/publish-packages.yml
@@ -83,7 +83,8 @@ jobs:
     runs-on: ubuntu-latest
     if: github.event.pull_request.merged == true
     outputs:
-      rust-version-updated: ${{ steps.compare-versions.outputs.version-updated }}
+      core-version-updated: ${{ steps.compare-versions.outputs.core-version-updated }}
+      rust-version-updated: ${{ steps.compare-versions.outputs.rust-version-updated }}
     steps:
       - name: Checkout master branch at commit before merge
         uses: actions/checkout@v4
@@ -93,7 +94,10 @@ jobs:
       - name: Get package version from master branch before merge
         id: pre-merge-version
         run: |
-          cd packages/whisky
+          cd packages/sidan-csl-rs
+          CORE_PRE_MERGE_VERSION=$(cargo metadata --format-version 1 --no-deps | jq -r '.packages[0].version')
+          echo "core_pre_merge_version=$CORE_PRE_MERGE_VERSION" >> "$GITHUB_OUTPUT"
+          cd ../whisky
           RUST_PRE_MERGE_VERSION=$(cargo metadata --format-version 1 --no-deps | jq -r '.packages[0].version')
           echo "rust_pre_merge_version=$RUST_PRE_MERGE_VERSION" >> "$GITHUB_OUTPUT"
 
@@ -105,22 +109,71 @@ jobs:
       - name: Get package version from master branch after merge
         id: post-merge-version
         run: |
-          cd packages/whisky
+          cd packages/sidan-csl-rs
+          CORE_POST_MERGE_VERSION=$(cargo metadata --format-version 1 --no-deps | jq -r '.packages[0].version')
+          echo "core_post_merge_version=$CORE_POST_MERGE_VERSION" >> "$GITHUB_OUTPUT"
+          cd ../whisky
           RUST_POST_MERGE_VERSION=$(cargo metadata --format-version 1 --no-deps | jq -r '.packages[0].version')
           echo "rust_post_merge_version=$RUST_POST_MERGE_VERSION" >> "$GITHUB_OUTPUT"
 
       - name: Compare versions
         id: compare-versions
         run: |
+          if [[ "${{ steps.pre-merge-version.outputs.core_pre_merge_version }}" != "${{ steps.post-merge-version.outputs.core_post_merge_version }}" ]]; then
+              echo "core-version-updated=true" >> "$GITHUB_OUTPUT"
+          else
+              echo "core-version-updated=false" >> "$GITHUB_OUTPUT"
+          fi
           if [[ "${{ steps.pre-merge-version.outputs.rust_pre_merge_version }}" != "${{ steps.post-merge-version.outputs.rust_post_merge_version }}" ]]; then
               echo "rust-version-updated=true" >> "$GITHUB_OUTPUT"
           else
               echo "rust-version-updated=false" >> "$GITHUB_OUTPUT"
           fi
 
-  publish-crate:
-    needs: build-test
-    name: Publish
+  publish-core-crate:
+    needs: [check-version, build-test]
+    if: needs.check-version.outputs.core-version-updated == 'true'
+    name: Publish core crate
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v4
+
+      - name: Install stable toolchain
+        uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: stable
+          override: true
+
+      - run: cd packages/sidan-csl-rs && cargo publish --token ${PUBLISH_KEY}
+        env:
+          PUBLISH_KEY: ${{ secrets.PUBLISH_KEY }}
+
+  only-publish-whisky-crate:
+    needs: [check-version, build-test]
+    if: needs.check-version.outputs.rust-version-updated == 'true' && needs.check-version.outputs.core-version-updated == 'false'
+    name: Publish Whisky crate
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v4
+
+      - name: Install stable toolchain
+        uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: stable
+          override: true
+
+      - run: cd packages/whisky && cargo publish --token ${PUBLISH_KEY}
+        env:
+          PUBLISH_KEY: ${{ secrets.PUBLISH_KEY }}
+
+  publish-whisky-crate:
+    needs: [check-version, build-test, publish-core-crate]
+    if: needs.check-version.outputs.rust-version-updated == 'true' && needs.check-version.outputs.core-version-updated == 'true'
+    name: Publish Whisky crate
     runs-on: ubuntu-latest
     steps:
       - name: Checkout sources
diff --git a/packages/Cargo.lock b/packages/Cargo.lock
index 362d42b..b322af2 100644
--- a/packages/Cargo.lock
+++ b/packages/Cargo.lock
@@ -1833,7 +1833,7 @@ dependencies = [
 
 [[package]]
 name = "sidan-csl-rs"
-version = "0.5.0-alpha.2"
+version = "0.5.0-alpha.1"
 dependencies = [
  "cardano-serialization-lib",
  "cryptoxide",
@@ -2385,7 +2385,7 @@ dependencies = [
 
 [[package]]
 name = "whiskey"
-version = "0.5.0-alpha.2"
+version = "0.5.0-alpha.1"
 dependencies = [
  "async-trait",
  "cardano-serialization-lib",
diff --git a/packages/sidan-csl-rs/Cargo.toml b/packages/sidan-csl-rs/Cargo.toml
index 5aa5137..c8b7788 100644
--- a/packages/sidan-csl-rs/Cargo.toml
+++ b/packages/sidan-csl-rs/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "sidan-csl-rs"
-version = "0.5.0-alpha.2"
+version = "0.5.0-alpha.1"
 edition = "2021"
 license = "Apache-2.0"
 description = "Wrapper around the cardano-serialization-lib for easier transaction building, heavily inspired by cardano-cli APIs"
diff --git a/packages/whisky/Cargo.toml b/packages/whisky/Cargo.toml
index a751c97..479b1a7 100644
--- a/packages/whisky/Cargo.toml
+++ b/packages/whisky/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "whiskey"
-version = "0.5.0-alpha.2"
+version = "0.5.0-alpha.1"
 edition = "2021"
 license = "Apache-2.0"
 description = "The Cardano Rust SDK, inspired by MeshJS"
@@ -24,7 +24,7 @@ noop_proc_macro = "0.3.0"
 pallas-codec = "0.22.0"
 pallas-primitives = "0.22.0"
 pallas-traverse = "0.22.0"
-sidan-csl-rs = { version = "=0.5.0-alpha.2", path = "../sidan-csl-rs" }
+sidan-csl-rs = { version = "=0.5.0-alpha.1", path = "../sidan-csl-rs" }
 
 [profile.release]
 # Tell `rustc` to optimize for small code size.