diff --git a/.github/workflows/check-bioc.yml b/.github/workflows/check-bioc.yml
index b2f6d52..37267e4 100644
--- a/.github/workflows/check-bioc.yml
+++ b/.github/workflows/check-bioc.yml
@@ -213,13 +213,13 @@ jobs:
         shell: Rscript {0}
 
       - name: Install covr
-        if: github.ref == 'refs/heads/master' && env.run_covr == 'true' && runner.os == 'Linux'
+        if: github.ref == 'refs/heads/devel' && env.run_covr == 'true' && runner.os == 'Linux'
         run: |
           remotes::install_cran("covr")
         shell: Rscript {0}
 
       - name: Install pkgdown
-        if: github.ref == 'refs/heads/master' && env.run_pkgdown == 'true' && runner.os == 'Linux'
+        if: github.ref == 'refs/heads/devel' && env.run_pkgdown == 'true' && runner.os == 'Linux'
         run: |
           remotes::install_cran("pkgdown")
         shell: Rscript {0}
@@ -269,17 +269,17 @@ jobs:
         shell: Rscript {0}
 
       - name: Test coverage
-        if: github.ref == 'refs/heads/master' && env.run_covr == 'true' && runner.os == 'Linux'
+        if: github.ref == 'refs/heads/devel' && env.run_covr == 'true' && runner.os == 'Linux'
         run: |
           covr::codecov()
         shell: Rscript {0}
 
       - name: Install package
-        if: github.ref == 'refs/heads/master' && env.run_pkgdown == 'true' && runner.os == 'Linux'
+        if: github.ref == 'refs/heads/devel' && env.run_pkgdown == 'true' && runner.os == 'Linux'
         run: R CMD INSTALL .
 
       - name: Build and deploy pkgdown site
-        if: github.ref == 'refs/heads/master' && env.run_pkgdown == 'true' && runner.os == 'Linux'
+        if: github.ref == 'refs/heads/devel' && env.run_pkgdown == 'true' && runner.os == 'Linux'
         run: |
           git config --global user.name "$GITHUB_ACTOR"
           git config --global user.email "$GITHUB_ACTOR@users.noreply.github.com"
@@ -299,7 +299,7 @@ jobs:
           path: check
 
       - uses: docker/build-push-action@v1
-        if: "!contains(github.event.head_commit.message, '/nodocker') && env.run_docker == 'true' && runner.os == 'Linux' "
+        if: "github.ref == 'refs/heads/devel' && !contains(github.event.head_commit.message, '/nodocker') && env.run_docker == 'true' && runner.os == 'Linux' "
         with:
           username: ${{ secrets.DOCKER_USERNAME }}
           password: ${{ secrets.DOCKER_PASSWORD }}
diff --git a/DESCRIPTION b/DESCRIPTION
index d664f97..238bd4f 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,7 +1,7 @@
 Package: velociraptor
 Title: Toolkit for Single-Cell Velocity
-Version: 1.15.5
-Date: 2024-08-23
+Version: 1.15.6
+Date: 2024-08-29
 Authors@R: c(person("Kevin", "Rue-Albrecht", role = c("aut", "cre"), email = "kevinrue67@gmail.com", comment = c(ORCID = "0000-0003-3899-3872")),
     person("Aaron", "Lun", role="aut", email="infinite.monkeys.with.keyboards@gmail.com", comment = c(ORCID = '0000-0002-3564-4813')),
     person("Charlotte", "Soneson", role="aut", email="charlottesoneson@gmail.com", comment = c(ORCID = '0000-0003-3833-2169')),
diff --git a/NEWS.md b/NEWS.md
index e0c37e7..c2a2383 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,3 +1,8 @@
+# velociraptor 1.15.6
+
+* Update Conda environment to use `anaconda` channel on Linux.
+  Passed GitHub Action <https://github.com/kevinrue/velociraptor/actions/runs/10612115572/job/29413105915>.
+
 # velociraptor 1.15.5
 
 * Update Conda environment to `svelo==0.3.2` on Linux.