diff --git a/requirements-source.txt b/requirements-source.txt
index b681e580..8b479e2b 100644
--- a/requirements-source.txt
+++ b/requirements-source.txt
@@ -1,4 +1,4 @@
-Cython==3.0.7
+Cython==3.0.8
 numpy==1.26.3
 pkgconfig==1.5.5
 pybind11==2.11.1
diff --git a/requirements.txt b/requirements.txt
index 457bd676..2a138024 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ rowan==1.3.0.post1
 coxeter==0.7.0
 plato-draw==1.12.0
 signac==2.1.0
-signac-flow==0.26.1
+signac-flow==0.27.0
 signac-dashboard==0.6.1
 
 # transitive dependencies
@@ -32,7 +32,7 @@ statsmodels==0.14.1; platform_machine != 'ppc64le'
 
 
 # test requirements
-hypothesis==6.92.5
+hypothesis==6.93.1
 pytest==7.4.4
 miniball==1.2.0
 sympy==1.12
@@ -41,3 +41,4 @@ coverage==7.4.0
 click==8.1.7
 pytest-cov==4.1.0
 ruamel.yaml==0.18.5
+gitpython==3.1.41