diff --git a/README.md b/README.md
index 03d810906..6fbd64d42 100644
--- a/README.md
+++ b/README.md
@@ -144,7 +144,7 @@ Required:
 * astropy >= 6.0
 * docstring_parser>=0.15
 * h5py >= 3.1
-* numpy >= 1.22
+* numpy >= 1.23
 * pyerfa >= 2.0
 * scipy >= 1.5
 * setuptools_scm <7.0|>=7.0.3
diff --git a/ci/pyuvdata_min_deps_tests.yml b/ci/pyuvdata_min_deps_tests.yml
index 7732b2087..a0cb83ccc 100644
--- a/ci/pyuvdata_min_deps_tests.yml
+++ b/ci/pyuvdata_min_deps_tests.yml
@@ -6,7 +6,7 @@ dependencies:
   - docstring_parser>=0.15
   - h5py>=3.1
   - scipy>=1.5
-  - numpy>=1.22
+  - numpy>=1.23
   - pyerfa>=2.0
   - coverage
   - pytest>=6.2.0
diff --git a/ci/pyuvdata_min_versions_tests.yml b/ci/pyuvdata_min_versions_tests.yml
index f37f08532..0a4037dc6 100644
--- a/ci/pyuvdata_min_versions_tests.yml
+++ b/ci/pyuvdata_min_versions_tests.yml
@@ -8,7 +8,7 @@ dependencies:
   - docstring_parser==0.15
   - h5py==3.1.*
   - hdf5plugin==3.1.*
-  - numpy==1.22
+  - numpy==1.23
   - pyerfa==2.0
   - python-casacore==3.3.1
   - pyyaml==5.3.*
diff --git a/ci/pyuvdata_tests.yml b/ci/pyuvdata_tests.yml
index 752cb5e1c..a9065fa3d 100644
--- a/ci/pyuvdata_tests.yml
+++ b/ci/pyuvdata_tests.yml
@@ -9,7 +9,7 @@ dependencies:
   - h5py>=3.1
   - hdf5plugin>=3.1.0
   - matplotlib  # this is just for the doctests.
-  - numpy>=1.22
+  - numpy>=1.23
   - pyerfa>=2.0
   - python-casacore>=3.3.1
   - pyyaml>=5.3
diff --git a/ci/pyuvdata_tests_windows.yml b/ci/pyuvdata_tests_windows.yml
index 02dd7df87..fc494bafc 100644
--- a/ci/pyuvdata_tests_windows.yml
+++ b/ci/pyuvdata_tests_windows.yml
@@ -9,7 +9,7 @@ dependencies:
   - h5py>=3.1
   - hdf5>=1.12.0
   - hdf5plugin>=3.1.0
-  - numpy>=1.22
+  - numpy>=1.23
   - pyerfa>=2.0
   - pyyaml>=5.3
   - scipy>=1.5
diff --git a/environment.yaml b/environment.yaml
index 856204b9e..5ef889be0 100644
--- a/environment.yaml
+++ b/environment.yaml
@@ -11,7 +11,7 @@ dependencies:
   - h5py>=3.1
   - hdf5plugin>=3.1.0
   - matplotlib
-  - numpy>=1.22
+  - numpy>=1.23
   - pip
   - pre-commit
   - pyerfa>=2.0
diff --git a/setup.py b/setup.py
index 2a0f3eefa..be41c661f 100644
--- a/setup.py
+++ b/setup.py
@@ -147,7 +147,7 @@ def is_platform_windows():
         "astropy>=6.0",
         "docstring-parser>=0.15",
         "h5py>=3.1",
-        "numpy>=1.22",
+        "numpy>=1.23",
         "pyerfa>=2.0",
         "scipy>=1.5",
         "setuptools>=61",