diff --git a/python/cugraph-dgl/pyproject.toml b/python/cugraph-dgl/pyproject.toml
index 8ee5dbb9ba2..b0ee00682a0 100644
--- a/python/cugraph-dgl/pyproject.toml
+++ b/python/cugraph-dgl/pyproject.toml
@@ -32,7 +32,7 @@ dependencies = [
 [project.optional-dependencies]
 test = [
     "pandas",
-    "pylibwholegraph==24.6.*",
+    "pylibwholegraph==24.8.*",
     "pytest",
     "pytest-benchmark",
     "pytest-cov",
diff --git a/python/cugraph-pyg/pyproject.toml b/python/cugraph-pyg/pyproject.toml
index 3f78f7cd9ac..7c4a27999e4 100644
--- a/python/cugraph-pyg/pyproject.toml
+++ b/python/cugraph-pyg/pyproject.toml
@@ -40,7 +40,7 @@ Documentation = "https://docs.rapids.ai/api/cugraph/stable/"
 [project.optional-dependencies]
 test = [
     "pandas",
-    "pylibwholegraph==24.6.*",
+    "pylibwholegraph==24.8.*",
     "pytest",
     "pytest-benchmark",
     "pytest-cov",
diff --git a/python/cugraph/pyproject.toml b/python/cugraph/pyproject.toml
index 90b1fc85903..5e530a61a66 100644
--- a/python/cugraph/pyproject.toml
+++ b/python/cugraph/pyproject.toml
@@ -53,7 +53,7 @@ test = [
     "networkx>=2.5.1",
     "numpy>=1.23,<2.0a0",
     "pandas",
-    "pylibwholegraph==24.6.*",
+    "pylibwholegraph==24.8.*",
     "pytest",
     "pytest-benchmark",
     "pytest-cov",