diff --git a/CHANGELOG.md b/CHANGELOG.md
index b3cbfdac9..de6f6db2d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,55 @@
+# v1.5.0-rc1 - Release Candidate
+
+## Changes
+
+### Cluster
+
+- #1593 Improved Batch Parallelization. (by @mrfh92)
+
+### Data
+
+- #1529 Make `dataset.ishuffle` optional.
+
+### IO
+
+- #1602 Improved load balancing when loading .npy files from path. (by @Reisii)
+- #1551 Improved load balancing when loading .csv files from path.  (by @Reisii)
+
+### Linear Algebra
+
+- #1261 Batched matrix multiplication. (by @FOsterfeld)
+- #1504 Add solver for triangular systems. (by @FOsterfeld)
+
+### Manipulations
+
+- #1419 Implement distributed `unfold` operation. (by @FOsterfeld)
+
+### Random
+
+- #1508 Introduce Batchparallel for RNG as default. (by @mrfh92)
+
+### Signal
+
+- #1515 Support batch 1-d convolution in `ht.signal.convolve`.  (by @ClaudiaComito)
+
+### Statistics
+
+- #1510 Support multiple axes for `ht.percentile`. (by @ClaudiaComito)
+
+### Sparse
+
+- #1377 Distributed Compressed Sparse Column Matrix. (by @Mystic-Slice)
+
+### Other
+
+- #1618 Support mpi4py 4.x.x (by @JuanPedroGHM)
+
+
+## Contributors
+
+@ClaudiaComito, @FOsterfeld, @JuanPedroGHM, @Reisii, @mrfh92, @mtar and Hoppe
+
+
 # v1.4.2 - Maintenance release
 
 ## Changes
diff --git a/CITATION.cff b/CITATION.cff
index ac0501e0b..beb327a0a 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -30,6 +30,12 @@ authors:
   - family-names: Tarnawa
     given-names: Michael
 # release contributors - add as needed
+  - family-names: Osterfeld
+    given-names: Fynn
+  - family-names: Nguyen Xuan
+    given-names: Tu
+  - family-names: Vaithinathan Aravindan
+    given-names: Ashwath
 repository-code: 'https://github.com/helmholtz-analytics/heat'
 url: 'https://helmholtz-analytics.github.io/heat/'
 repository: 'https://heat.readthedocs.io/en/stable/'
@@ -64,8 +70,6 @@ preferred-citation:
       given-names: Achim
     - family-names: Streit
       given-names: Achim
-    - family-names: Vaithinathan Aravindan
-      given-names: Ashwath
   year: 2020
   collection-title: 2020 IEEE International Conference on Big Data (IEEE Big Data 2020)
   collection-doi: 10.1109/BigData50022.2020.9378050
diff --git a/heat/core/version.py b/heat/core/version.py
index 4587bdd5d..51d144093 100644
--- a/heat/core/version.py
+++ b/heat/core/version.py
@@ -6,7 +6,7 @@
 """Indicates feature extension."""
 micro: int = 0
 """Indicates revisions for bugfixes."""
-extension: str = "dev"
+extension: str = "rc1"
 """Indicates special builds, e.g. for specific hardware."""
 
 if not extension: