diff --git a/docs/index.md b/docs/index.md
index 3bd73151d..7ceeb237b 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -10,6 +10,8 @@ the conversation in [GitHub Discussions](https://github.com/NREL/floris/discussi
 
 ```{note}
 Support for python version 3.8 will be dropped in FLORIS v4.3. See {ref}`installation` for details.
+
+FLORIS v4.3 will also move to requiring `numpy` version 2. See the [numpy documentation for details](https://numpy.org/doc/stable/numpy_2_0_migration_guide.html).
 ```
 
 ## Quick Start
diff --git a/docs/installation.md b/docs/installation.md
index 0e1c22f9d..60e18dc70 100644
--- a/docs/installation.md
+++ b/docs/installation.md
@@ -15,6 +15,8 @@ and sandboxed environment. The simplest way to get started with virtual environm
 
 ```{warning}
 Support for python version 3.8 will be dropped in FLORIS v4.3.
+
+FLORIS v4.3 will also require `numpy` version 2. See the [numpy documentation for details](https://numpy.org/doc/stable/numpy_2_0_migration_guide.html).
 ```
 
 Installing into a Python environment that contains a previous version of FLORIS may cause conflicts.
diff --git a/pyproject.toml b/pyproject.toml
index e64d5cc37..79e4db46a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -33,7 +33,7 @@ dependencies = [
     "attrs",
     "pyyaml~=6.0",
     "numexpr~=2.0",
-    "numpy~=1.20",
+    "numpy~=2.0",
     "scipy~=1.1",
     "matplotlib~=3.0",
     "pandas~=2.0",