diff --git a/CHANGELOG.md b/CHANGELOG.md
index 86c8c5d4..24f85436 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,9 @@
 * Support for Python 3.9 has been removed, and support for Python 3.12 has been added.
   [(#167)](https://github.com/PennyLaneAI/pennylane-rigetti/pull/167)
 
+* Upgrade minimum supported version of PennyLane to 0.38.0.
+  [(#168)](https://github.com/PennyLaneAI/pennylane-rigetti/pull/168)
+
 ### Bug fixes 🐛
 
 * Fix deprecated import path for `QubitDevice`.
diff --git a/pennylane_rigetti/device.py b/pennylane_rigetti/device.py
index a60b0b50..ffa5d105 100644
--- a/pennylane_rigetti/device.py
+++ b/pennylane_rigetti/device.py
@@ -181,7 +181,7 @@ class RigettiDevice(QubitDevice):
             For simulator devices, 0 means the exact EV is returned.
     """
 
-    pennylane_requires = ">=0.18"
+    pennylane_requires = ">=0.38"
     version = __version__
     author = "Rigetti Computing Inc."
 
diff --git a/requirements.txt b/requirements.txt
index cbb0d64a..44459095 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 numpy>=1.21
 networkx>=2.5,<3.0
-pennylane>=0.32
+pennylane>=0.38
 pyquil>=3.0.0,<4.0.0
 qcs-api-client>=0.20.13,<0.22.0