diff --git a/.github/envs/env_conda.txt b/.github/envs/env_conda.txt
index 94c456aa..5ef4ec3e 100644
--- a/.github/envs/env_conda.txt
+++ b/.github/envs/env_conda.txt
@@ -19,8 +19,8 @@ pyvista>=0.40
 shapely>=2.0
 rasterio>=1.3
 pillow>=10.0
+matplotlib-base>=3.7
 
-# plotting libraries
+# interface libraries
 pyqt>=5.15
 pyvistaqt>=0.11
-matplotlib-base>=3.7
diff --git a/.github/envs/env_pypi.txt b/.github/envs/env_pypi.txt
index aed66ec8..12cb6d6f 100644
--- a/.github/envs/env_pypi.txt
+++ b/.github/envs/env_pypi.txt
@@ -19,8 +19,8 @@ pyvista>=0.40
 shapely>=2.0
 rasterio>=1.3
 pillow>=10.0
+matplotlib>=3.7
 
-# plotting libraries
+# interface libraries
 PyQt5>=5.15
 pyvistaqt>=0.11
-matplotlib>=3.7
diff --git a/.github/envs/requirements.txt b/.github/envs/requirements.txt
index 542daed2..0bbed86c 100644
--- a/.github/envs/requirements.txt
+++ b/.github/envs/requirements.txt
@@ -19,8 +19,8 @@ pyvista==0.44.2
 shapely==2.0.6
 rasterio==1.4.2
 pillow==11.0.0
+matplotlib==3.9.2
 
-# plotting libraries
+# interface libraries
 PyQt5==5.15.11
 pyvistaqt==0.11.1
-matplotlib==3.9.2
diff --git a/conda.yaml b/conda.yaml
index b6aa8a40..2fba771c 100644
--- a/conda.yaml
+++ b/conda.yaml
@@ -41,10 +41,10 @@ dependencies:
   - shapely=2.0.6
   - rasterio=1.4.2
   - pillow=11.0.0
-  # plotting libraries
+  - matplotlib-base=3.9.2
+  # interface libraries
   - pyqt=5.15.9
   - pyvistaqt=0.11.1
-  - matplotlib-base=3.9.2
   # optional packages for Jupyter
   - jupyterlab=4.3.1
   - jupyter-server-proxy=4.4.0
diff --git a/requirements.txt b/requirements.txt
index 9d007a91..82c9d561 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,8 +24,8 @@ pyvista==0.44.2
 shapely==2.0.6
 rasterio==1.4.2
 pillow==11.0.0
+matplotlib==3.9.2
 
-# plotting libraries
+# interface libraries
 PyQt5==5.15.11
 pyvistaqt==0.11.1
-matplotlib==3.9.2