diff --git a/benchmarks/asv.conf.json b/benchmarks/asv.conf.json
index 9bc019bd8e..c5bc616ae1 100644
--- a/benchmarks/asv.conf.json
+++ b/benchmarks/asv.conf.json
@@ -117,7 +117,7 @@
             "build": "",
             "numpy": "1.16.5",
             "pandas": "0.25.0",
-            "scipy": "1.4.0",
+            "scipy": "1.5.0",
             // Note: these don't have a minimum in setup.py
             "h5py": "3.1.0",
             "ephem": "3.7.6.0",
diff --git a/ci/requirements-py3.10.yml b/ci/requirements-py3.10.yml
index 61c0e02400..08552ec3cd 100644
--- a/ci/requirements-py3.10.yml
+++ b/ci/requirements-py3.10.yml
@@ -21,7 +21,7 @@ dependencies:
     - python=3.10
     - pytz
     - requests
-    - scipy >= 1.4.0
+    - scipy >= 1.5.0
     - statsmodels
     - pip:
         - nrel-pysam>=2.0
diff --git a/ci/requirements-py3.11.yml b/ci/requirements-py3.11.yml
index 703ce9197a..2bbd0112b5 100644
--- a/ci/requirements-py3.11.yml
+++ b/ci/requirements-py3.11.yml
@@ -21,7 +21,7 @@ dependencies:
     - python=3.11
     - pytz
     - requests
-    - scipy >= 1.4.0
+    - scipy >= 1.5.0
     - statsmodels
     - pip:
         - nrel-pysam>=2.0
diff --git a/ci/requirements-py3.7-min.yml b/ci/requirements-py3.7-min.yml
index 598e790049..65dd6fa744 100644
--- a/ci/requirements-py3.7-min.yml
+++ b/ci/requirements-py3.7-min.yml
@@ -16,7 +16,7 @@ dependencies:
         - h5py==3.1.0
         - numpy==1.16.0
         - pandas==0.25.0
-        - scipy==1.4.0
+        - scipy==1.5.0
         - pytest-rerunfailures # conda version is >3.6
         - pytest-remotedata # conda package is 0.3.0, needs > 0.3.1
         - requests-mock
diff --git a/ci/requirements-py3.7.yml b/ci/requirements-py3.7.yml
index eb3ddbb9cc..5f1983eada 100644
--- a/ci/requirements-py3.7.yml
+++ b/ci/requirements-py3.7.yml
@@ -21,7 +21,7 @@ dependencies:
     - python=3.7
     - pytz
     - requests
-    - scipy >= 1.4.0
+    - scipy >= 1.5.0
     - statsmodels
     - pip:
         - nrel-pysam>=2.0
diff --git a/ci/requirements-py3.8.yml b/ci/requirements-py3.8.yml
index 91365f37fb..e316188bb7 100644
--- a/ci/requirements-py3.8.yml
+++ b/ci/requirements-py3.8.yml
@@ -21,7 +21,7 @@ dependencies:
     - python=3.8
     - pytz
     - requests
-    - scipy >= 1.4.0
+    - scipy >= 1.5.0
     - statsmodels
     - pip:
         - nrel-pysam>=2.0
diff --git a/ci/requirements-py3.9.yml b/ci/requirements-py3.9.yml
index 947da05a4d..3415560e06 100644
--- a/ci/requirements-py3.9.yml
+++ b/ci/requirements-py3.9.yml
@@ -21,7 +21,7 @@ dependencies:
     - python=3.9
     - pytz
     - requests
-    - scipy >= 1.4.0
+    - scipy >= 1.5.0
     - statsmodels
     - pip:
         - nrel-pysam>=2.0
diff --git a/docs/sphinx/source/whatsnew/v0.10.3.rst b/docs/sphinx/source/whatsnew/v0.10.3.rst
index 514f5dcaa9..b619271d3b 100644
--- a/docs/sphinx/source/whatsnew/v0.10.3.rst
+++ b/docs/sphinx/source/whatsnew/v0.10.3.rst
@@ -28,6 +28,11 @@ Documentation
 * Fixed a plotting issue in the IV curve gallery example (:pull:`1895`)
 * Fixed `detect_clearsky` example in `clearsky.rst` (:issue:`1914`)
 
+Requirements
+~~~~~~~~~~~~
+* Minimum version of scipy advanced from 1.4.0 to 1.5.0. (:issue:`1918`, :pull:`1919`)
+
+
 Contributors
 ~~~~~~~~~~~~
 * Arjan Keeman (:ghuser:`akeeman`)
diff --git a/setup.py b/setup.py
index e031a4ee1f..34b33cff24 100755
--- a/setup.py
+++ b/setup.py
@@ -36,7 +36,7 @@
                     'pandas >= 0.25.0',
                     'pytz',
                     'requests',
-                    'scipy >= 1.4.0',
+                    'scipy >= 1.5.0',
                     'h5py',
                     'importlib-metadata; python_version < "3.8"']