diff --git a/conda/environments/cugraph_dev_cuda11.0.yml b/conda/environments/cugraph_dev_cuda11.0.yml
index 661f489829..a294f07c4b 100644
--- a/conda/environments/cugraph_dev_cuda11.0.yml
+++ b/conda/environments/cugraph_dev_cuda11.0.yml
@@ -19,8 +19,8 @@ dependencies:
 - ucx-proc=*=gpu
 - scipy
 - networkx>=2.5.1
-- clang=11.0.0
-- clang-tools=11.0.0
+- clang=11.1.0
+- clang-tools=11.1.0
 - cmake>=3.20.1
 - python>=3.6,<3.9
 - notebook>=0.5.0
diff --git a/conda/environments/cugraph_dev_cuda11.2.yml b/conda/environments/cugraph_dev_cuda11.2.yml
index d73be94901..2b8378d495 100644
--- a/conda/environments/cugraph_dev_cuda11.2.yml
+++ b/conda/environments/cugraph_dev_cuda11.2.yml
@@ -19,8 +19,8 @@ dependencies:
 - ucx-proc=*=gpu
 - scipy
 - networkx>=2.5.1
-- clang=11.0.0
-- clang-tools=11.0.0
+- clang=11.1.0
+- clang-tools=11.1.0
 - cmake>=3.20.1
 - python>=3.6,<3.9
 - notebook>=0.5.0
diff --git a/conda/environments/cugraph_dev_cuda11.4.yml b/conda/environments/cugraph_dev_cuda11.4.yml
index 4e12bad673..0dbea49c81 100644
--- a/conda/environments/cugraph_dev_cuda11.4.yml
+++ b/conda/environments/cugraph_dev_cuda11.4.yml
@@ -19,8 +19,8 @@ dependencies:
 - ucx-proc=*=gpu
 - scipy
 - networkx>=2.5.1
-- clang=11.0.0
-- clang-tools=11.0.0
+- clang=11.1.0
+- clang-tools=11.1.0
 - cmake>=3.20.1
 - python>=3.6,<3.9
 - notebook>=0.5.0
diff --git a/cpp/scripts/run-clang-format.py b/cpp/scripts/run-clang-format.py
index 0243427834..46b027f3c0 100644
--- a/cpp/scripts/run-clang-format.py
+++ b/cpp/scripts/run-clang-format.py
@@ -22,7 +22,7 @@
 import tempfile
 
 
-EXPECTED_VERSION = "11.0.0"
+EXPECTED_VERSION = "11.1.0"
 VERSION_REGEX = re.compile(r"clang-format version ([0-9.]+)")
 # NOTE: populate this list with more top-level dirs as we add more of them to the cugraph repo
 DEFAULT_DIRS = ["cpp/include",