diff --git a/.github/workflows/testing.yml b/.github/workflows/testing.yml
index 9cb708a..0077d42 100644
--- a/.github/workflows/testing.yml
+++ b/.github/workflows/testing.yml
@@ -25,24 +25,32 @@ jobs:
           python-version: ${{ matrix.python-version }}
 
       - name: Cache dependencies and test data
-        id: cache
+        id: cache_deps
         uses: actions/cache@v3
         with:
           path: |
-            ${{ env.pythonLocation }}
             tests/data
             data
-          key: venv-${{ runner.os }}-${{ env.pythonLocation }}-${{ hashFiles('**/pyproject.toml', '**/tests/scripts/fetch_test_data.sh') }}
+          key: venv-${{ runner.os }}-${{ env.pythonLocation }}-${{ hashFiles('**/pyproject.toml') }}
+
+      - name: Cache dependencies test data
+        id: cache_test_data
+        uses: actions/cache@v3
+        with:
+          path: |
+            tests/data
+            data
+          key: venv-${{ runner.os }}-${{ env.pythonLocation }}-${{ hashFiles('**/tests/scripts/fetch_test_data.sh') }}
 
       - name: Install dependencies
-        if: ${{ steps.cache.outputs.cache-hit != 'true' }}
+        if: ${{ steps.cache_deps.outputs.cache-hit != 'true' }}
         run: |
           python -m pip install --upgrade pip
           pip install .
           pip install pytest omegaconf
           
       - name: Get test data from OSF
-        if: ${{ steps.cache.outputs.cache-hit != 'true' }}
+        if: ${{ steps.cache_test_data.outputs.cache-hit != 'true' }}
         run: |
           sh tests/scripts/fetch_test_data.sh
           
diff --git a/pyproject.toml b/pyproject.toml
index 2033307..a1c9055 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -38,28 +38,28 @@ classifiers = [
   "Programming Language :: Python :: Implementation :: PyPy",
 ]
 dependencies = [
-  "torch",
-  "numpy",
-  "natsort",
-  "pandas",
-  "dataclasses_json",
-  "mrcfile",
+  "torch<=2.3.1",
+  "numpy<=2.0.0",
+  "natsort<=8.4.0",
+  "pandas<=2.2.2",
+  "dataclasses_json<=0.6.7",
+  "mrcfile<=1.5.0",
   "scipy<=1.13.1",
-  "cvxpy",
-  "POT",
-  "aspire",
-  "jupyter",
-  "osfclient",
-  "seaborn"
+  "cvxpy<=1.5.2",
+  "POT<=0.9.3",
+  "aspire<=0.12.2",
+  "jupyter<=1.0.0",
+  "osfclient<=0.0.5",
+  "seaborn<=0.13.2"
 ]
 
 [project.optional-dependencies]
 dev = [
-  "pytest",
+  "pytest<=8.2.2",
   "mypy",
   "pre-commit",
   "ruff",
-  "omegaconf"
+  "omegaconf<=2.3.0"
 ]
 
 [project.urls]