diff --git a/CHANGELOG.md b/CHANGELOG.md
index a4078f626..12c48aeb2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -18,6 +18,7 @@
 - PR #260 Replace RMM `cnmem_memory_resource` with `pool_memory_resource` in benchmark fixture.
 - PR #264 Rename `quad_bbox_join` to `join_quadtree_and_bounding_boxes`.
 - PR #268 Fix cudf timestamp construction.
+- PR #267 Fix branch-0.15 conda dev environment dependencies
 
 ## Bug Fixes
 - PR #244 Restrict gdal version.
diff --git a/ci/release/update-version.sh b/ci/release/update-version.sh
index 4850c86b1..685f57709 100755
--- a/ci/release/update-version.sh
+++ b/ci/release/update-version.sh
@@ -20,6 +20,7 @@ CURRENT_PATCH=`echo $CURRENT_TAG | awk '{split($0, a, "."); print a[3]}'`
 NEXT_MAJOR=$((CURRENT_MAJOR + 1))
 NEXT_MINOR=$((CURRENT_MINOR + 1))
 NEXT_PATCH=$((CURRENT_PATCH + 1))
+CURRENT_SHORT_TAG=${CURRENT_MAJOR}.${CURRENT_MINOR}
 NEXT_FULL_TAG=""
 NEXT_SHORT_TAG=""
 
@@ -51,3 +52,8 @@ sed_runner 's/'"CUDA_SPATIAL VERSION .* LANGUAGES"'/'"CUDA_SPATIAL VERSION ${NEX
 # RTD update
 sed_runner 's/version = .*/version = '"'${NEXT_SHORT_TAG}'"'/g' docs/source/conf.py
 sed_runner 's/release = .*/release = '"'${NEXT_FULL_TAG}'"'/g' docs/source/conf.py
+
+# bump cudf
+for FILE in conda/environments/*.yml; do
+  sed_runner "s/cudf=${CURRENT_SHORT_TAG}/cudf=${NEXT_SHORT_TAG}/g" ${FILE};
+done
diff --git a/conda/environments/cuspatial_dev_cuda10.0.yml b/conda/environments/cuspatial_dev_cuda10.0.yml
index 330d3d097..9e7cef638 100644
--- a/conda/environments/cuspatial_dev_cuda10.0.yml
+++ b/conda/environments/cuspatial_dev_cuda10.0.yml
@@ -6,12 +6,9 @@ channels:
   - conda-forge
   - defaults
 dependencies:
-  - black=19.10
   - clang=8.0.1
   - clang-tools=8.0.1
-  - cudf=0.14.*
+  - cudf=0.15.*
   - cudatoolkit=10.0
-  - flake8=3.7.7
   - gdal>=3.0.2
   - geopandas=0.7.0
-  - isort=5.0.4
diff --git a/conda/environments/cuspatial_dev_cuda10.1.yml b/conda/environments/cuspatial_dev_cuda10.1.yml
index 5df51a917..ad4a18723 100644
--- a/conda/environments/cuspatial_dev_cuda10.1.yml
+++ b/conda/environments/cuspatial_dev_cuda10.1.yml
@@ -6,12 +6,9 @@ channels:
   - conda-forge
   - defaults
 dependencies:
-  - black=19.10
   - clang=8.0.1
   - clang-tools=8.0.1
-  - cudf=0.14.*
+  - cudf=0.15.*
   - cudatoolkit=10.1
-  - flake8=3.7.7
   - gdal>=3.0.2
   - geopandas=0.7.0
-  - isort=5.0.4
diff --git a/conda/environments/cuspatial_dev_cuda10.2.yml b/conda/environments/cuspatial_dev_cuda10.2.yml
index df90ce31c..3407c5384 100644
--- a/conda/environments/cuspatial_dev_cuda10.2.yml
+++ b/conda/environments/cuspatial_dev_cuda10.2.yml
@@ -6,12 +6,9 @@ channels:
   - conda-forge
   - defaults
 dependencies:
-  - black=19.10
   - clang=8.0.1
   - clang-tools=8.0.1
-  - cudf=0.14.*
+  - cudf=0.15.*
   - cudatoolkit=10.2
-  - flake8=3.7.7
   - gdal>=3.0.2
   - geopandas=0.7.0
-  - isort=5.0.4
diff --git a/conda/environments/cuspatial_dev_cuda9.2.yml b/conda/environments/cuspatial_dev_cuda9.2.yml
index e454d31ef..4c66c4310 100644
--- a/conda/environments/cuspatial_dev_cuda9.2.yml
+++ b/conda/environments/cuspatial_dev_cuda9.2.yml
@@ -6,12 +6,9 @@ channels:
   - conda-forge
   - defaults
 dependencies:
-  - black=19.10
   - clang=8.0.1
   - clang-tools=8.0.1
-  - cudf=0.14.*
+  - cudf=0.15.*
   - cudatoolkit=9.2
-  - flake8=3.7.7
   - gdal>=3.0.2
   - geopandas=0.7.0
-  - isort=5.0.4