diff --git a/CHANGELOG.md b/CHANGELOG.md
index 46d01c30..ede8606b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,19 @@
+# Release 0.39.1
+
+### Other changes 
+
+* The `qiskit` dependency has been temporarily pinned to version `<1.3` to prevent wrong results. 
+  At present, `pennylane-qiskit` is incompatible with `qiskit 1.3`.
+  [(#603)](https://github.com/PennyLaneAI/pennylane-qiskit/pull/603) 
+  [(#604)](https://github.com/PennyLaneAI/pennylane-qiskit/pull/604)
+
+### Contributors ✍️
+
+This release contains contributions from (in alphabetical order):
+
+Pietropaolo Frisoni
+
+---
 # Release 0.39.0
 
 ### Improvements 🛠
diff --git a/pennylane_qiskit/_version.py b/pennylane_qiskit/_version.py
index fa9c6b6b..a2d0f033 100644
--- a/pennylane_qiskit/_version.py
+++ b/pennylane_qiskit/_version.py
@@ -16,4 +16,4 @@
    Version number (major.minor.patch[-label])
 """
 
-__version__ = "0.39.0"
+__version__ = "0.39.1"
diff --git a/requirements-ci.txt b/requirements-ci.txt
index a78ac5c7..f114ade4 100644
--- a/requirements-ci.txt
+++ b/requirements-ci.txt
@@ -1,5 +1,5 @@
 pennylane>=0.38
-qiskit
+qiskit<1.3
 qiskit-ibm-runtime<=0.29
 numpy
 sympy==1.12
diff --git a/requirements.txt b/requirements.txt
index a000e056..f055e89f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 pennylane>=0.32
-qiskit
+qiskit<1.3
 qiskit-ibm-runtime<=0.29
 numpy
 sympy
diff --git a/setup.py b/setup.py
index a71245ae..fcfc48d6 100644
--- a/setup.py
+++ b/setup.py
@@ -22,7 +22,7 @@
     long_description = fh.read()
 
 requirements = [
-    "qiskit>=0.32",
+    "qiskit>=0.32,<1.3",
     "qiskit-aer",
     "qiskit-ibm-runtime<=0.29",
     "qiskit-ibm-provider",