diff --git a/docs/changes.rst b/docs/changes.rst
index dafbc6d..d7e840e 100644
--- a/docs/changes.rst
+++ b/docs/changes.rst
@@ -28,6 +28,8 @@ Released: not yet
 
 **Bug fixes:**
 
+* Addressed safety issues up to 2025-01-12.
+
 **Enhancements:**
 
 **Cleanup:**
diff --git a/minimum-constraints-install.txt b/minimum-constraints-install.txt
index 482a3fe..d1928a1 100644
--- a/minimum-constraints-install.txt
+++ b/minimum-constraints-install.txt
@@ -17,7 +17,7 @@ wheel==0.38.1
 
 # Direct dependencies for install (must be consistent with requirements.txt)
 
-zhmcclient==1.14.0
+zhmcclient==1.18.2
 # TODO: Use official prometheus-client version (0.21.0 ?) once released.
 # prometheus-client==0.21.0
 urllib3==1.26.19
diff --git a/requirements.txt b/requirements.txt
index e528990..e7d412c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@
 # Direct dependencies for install (must be consistent with minimum-constraints-install.txt)
 
 # zhmcclient @ git+https://github.com/zhmcclient/python-zhmcclient.git@master
-zhmcclient>=1.14.0
+zhmcclient>=1.18.2
 
 # prometheus-client 0.19.0 added support for HTTPS/mTLS
 # prometheus-client 0.20.0 improved HTTPS/mTLS support