diff --git a/CHANGES.md b/CHANGES.md
index 4553f877..242f55c3 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -17,6 +17,8 @@
   - siemens_to_ismrmrd: v1.2.11
   - CIL: db5a2a6cd3bddfbbf53e65f0549ac206096e5b44 (version of Feb 13, 2024)
   - CCPi-Regularisation-Toolkit: 71f8d304d804b54d378f0ed05539f01aaaf13758 (version of Dec 3. 2023)
+  - ROOT: v6-28-12
+  - nlohmann/json: 3.11.3
 
 ## v3.5.0
 - Temporarily disable CCPi-Regularisation due to #832
diff --git a/version_config.cmake b/version_config.cmake
index 42b8a563..a810c015 100644
--- a/version_config.cmake
+++ b/version_config.cmake
@@ -155,7 +155,7 @@ set(DEFAULT_SPM_URL https://github.com/spm/SPM12)
 set(DEFAULT_SPM_TAG r7771)
 
 set(DEFAULT_JSON_URL https://github.com/nlohmann/json)
-set(DEFAULT_JSON_TAG v3.10.4)
+set(DEFAULT_JSON_TAG v3.11.3)
 
 # CCPi CIL
 # minimum supported version of CIL supported is > 22.1.0 or from commit a6062410028c9872c5b355be40b96ed1497fed2a
@@ -167,7 +167,7 @@ set(DEFAULT_CCPi-Regularisation-Toolkit_TAG "71f8d304d804b54d378f0ed05539f01aaaf
 
 # CERN ROOT
 set(DEFAULT_ROOT_URL https://github.com/root-project/root)
-set(DEFAULT_ROOT_TAG "v6-26-10")
+set(DEFAULT_ROOT_TAG "v6-28-12")
 
 # ACE
 set(DEFAULT_ACE_URL https://github.com/paskino/libace-conda)