diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index ef6f667b1..bea06ee80 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -11,7 +11,7 @@ jobs:
 
     strategy:
       matrix:
-        python-version: [3.6, 3.7, 3.8]
+        python-version: [3.7, 3.8, 3.9]
 
     steps:
       - name: Cancel Previous Runs
diff --git a/.readthedocs.yml b/.readthedocs.yml
index be29ca9ad..64e9980be 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -4,7 +4,7 @@ build:
     image: latest
 
 python:
-    version: 3.6
+    version: 3.8
 
 # Don't build any extra formats
 formats:
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 233eb9b77..e2de902fe 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,4 @@
-# Release 0.16.0-dev0
+# Release 0.16.0
 
 ### New features since last release
 
@@ -6,17 +6,11 @@
   PennyLane v0.16 to the Qiskit devices.
   [(#137)](https://github.com/PennyLaneAI/pennylane-qiskit/pull/137)
 
-### Breaking changes
-
 ### Improvements
 
 * The plugin can now load Qiskit circuits with more complicated ``ParameterExpression`` variables.
 [(#139)](https://github.com/PennyLaneAI/pennylane-qiskit/pull/139)
 
-### Documentation
-
-### Bug fixes
-
 ### Contributors
 
 This release contains contributions from (in alphabetical order):
diff --git a/pennylane_qiskit/_version.py b/pennylane_qiskit/_version.py
index e51195a5a..26ca355c0 100644
--- a/pennylane_qiskit/_version.py
+++ b/pennylane_qiskit/_version.py
@@ -16,4 +16,4 @@
    Version number (major.minor.patch[-label])
 """
 
-__version__ = "0.16.0-dev"
+__version__ = "0.16.0"
diff --git a/pennylane_qiskit/qiskit_device.py b/pennylane_qiskit/qiskit_device.py
index 5368629a0..dcd09ca66 100644
--- a/pennylane_qiskit/qiskit_device.py
+++ b/pennylane_qiskit/qiskit_device.py
@@ -85,8 +85,8 @@ class QiskitDevice(QubitDevice, abc.ABC):
             to simulate a device compliant circuit, you can specify a backend here.
     """
     name = "Qiskit PennyLane plugin"
-    pennylane_requires = ">=0.15.0"
-    version = "0.15.0"
+    pennylane_requires = ">=0.16.0"
+    version = "0.16.0"
     plugin_version = __version__
     author = "Xanadu"
 
diff --git a/requirements.txt b/requirements.txt
index 4eda4e27c..a28982159 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 qiskit>=0.25
-pennylane>=0.15
+git+https://github.com/PennyLaneAI/pennylane.git@v0.16.0-rc0
 numpy
 sympy
 networkx>=2.2;python_version>'3.5'
diff --git a/setup.py b/setup.py
index 1d15d2705..2391925b2 100644
--- a/setup.py
+++ b/setup.py
@@ -23,11 +23,9 @@
 
 requirements = [
     "qiskit>=0.25",
-    "pennylane>=0.15",
+    "pennylane @ git+https://github.com/PennyLaneAI/pennylane.git@v0.16.0-rc0",
     "numpy",
-    "networkx>=2.2;python_version>'3.5'",
-    # Networkx 2.4 is the final version with python 3.5 support.
-    "networkx>=2.2,<2.4;python_version=='3.5'"
+    "networkx>=2.2",
 ]
 
 info = {
@@ -75,10 +73,9 @@
     "Operating System :: Microsoft :: Windows",
     "Programming Language :: Python",
     'Programming Language :: Python :: 3',
-    'Programming Language :: Python :: 3.5',
-    'Programming Language :: Python :: 3.6',
     'Programming Language :: Python :: 3.7',
     'Programming Language :: Python :: 3.8',
+    'Programming Language :: Python :: 3.9',
     'Programming Language :: Python :: 3 :: Only',
     "Topic :: Scientific/Engineering :: Physics"
 ]