diff --git a/CHANGELOG.md b/CHANGELOG.md
index 438e7c5533..651b673120 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,34 @@
+2024.12.09
+==========
+
+Releases: libmamba 2.0.5.rc0, libmambapy 2.0.5.rc0, micromamba 2.0.5.rc0
+
+Enhancements:
+
+- [all] `micromamba/mamba --version` displays pre-release version names + establishes pre-release versions name scheme by @Klaim in https://github.com/mamba-org/mamba/pull/3639
+
+Bug fixes:
+
+- [libmamba] fix: Wrap `MAMBA_EXE` around double quotes in run shell script by @luciorq in https://github.com/mamba-org/mamba/pull/3673
+- [libmamba] fix: Activated environment name by @jjerphan in https://github.com/mamba-org/mamba/pull/3670
+- [libmamba] Fixed uninitialized variable in curl handler by @JohanMabille in https://github.com/mamba-org/mamba/pull/3669
+- [libmamba, micromamba] fix: Skip empty lines in environment spec files by @jjerphan in https://github.com/mamba-org/mamba/pull/3662
+- [all] Handle `.tar.gz` in pkg url by @Hind-M in https://github.com/mamba-org/mamba/pull/3640
+- [libmamba, micromamba] fix: Effectively apply dry-run on installation from PyPI by @jjerphan in https://github.com/mamba-org/mamba/pull/3644
+- [libmamba, micromamba] fix: Handle environment with empty or absent `dependencies` by @jjerphan in https://github.com/mamba-org/mamba/pull/3657
+- [micromamba] fix: Reintroduce the `uninstall` command by @jjerphan in https://github.com/mamba-org/mamba/pull/3650
+- [libmamba] Allow repoquery on non env prefix by @Hind-M in https://github.com/mamba-org/mamba/pull/3649
+
+CI fixes and doc:
+
+- [libmamba, micromamba] maint: Cleanup CMake files and delete not compiled files by @mathbunnyru in https://github.com/mamba-org/mamba/pull/3667
+- [libmambapy, micromamba] maint: Add pyupgrade pre-commit hook by @mathbunnyru in https://github.com/mamba-org/mamba/pull/3671
+- [all] docs: Adapt shell completion subsection by @jjerphan in https://github.com/mamba-org/mamba/pull/3672
+- [all] maint: Restructure docs configuration file and improve docs pages by @mathbunnyru in https://github.com/mamba-org/mamba/pull/3615
+- [libmamba] maint: Use Catch2 instead of doctest by @mathbunnyru in https://github.com/mamba-org/mamba/pull/3618
+- [all] docs: Remove installation non-recommendation by @jjerphan in https://github.com/mamba-org/mamba/pull/3656
+- [libmambapy] ci: Remove Conda Nightly tests by @jjerphan in https://github.com/mamba-org/mamba/pull/3629
+
 2024.11.22
 ==========
 
diff --git a/libmamba/CHANGELOG.md b/libmamba/CHANGELOG.md
index 1aa7c93a5e..4a9bc6a74b 100644
--- a/libmamba/CHANGELOG.md
+++ b/libmamba/CHANGELOG.md
@@ -1,3 +1,29 @@
+libmamba 2.0.5.rc0 (December 09, 2024)
+======================================
+
+Enhancements:
+
+- `micromamba/mamba --version` displays pre-release version names + establishes pre-release versions name scheme by @Klaim in https://github.com/mamba-org/mamba/pull/3639
+
+Bug fixes:
+
+- fix: Wrap `MAMBA_EXE` around double quotes in run shell script by @luciorq in https://github.com/mamba-org/mamba/pull/3673
+- fix: Activated environment name by @jjerphan in https://github.com/mamba-org/mamba/pull/3670
+- Fixed uninitialized variable in curl handler by @JohanMabille in https://github.com/mamba-org/mamba/pull/3669
+- fix: Skip empty lines in environment spec files by @jjerphan in https://github.com/mamba-org/mamba/pull/3662
+- Handle `.tar.gz` in pkg url by @Hind-M in https://github.com/mamba-org/mamba/pull/3640
+- fix: Effectively apply dry-run on installation from PyPI by @jjerphan in https://github.com/mamba-org/mamba/pull/3644
+- fix: Handle environment with empty or absent `dependencies` by @jjerphan in https://github.com/mamba-org/mamba/pull/3657
+- Allow repoquery on non env prefix by @Hind-M in https://github.com/mamba-org/mamba/pull/3649
+
+CI fixes and doc:
+
+- maint: Cleanup CMake files and delete not compiled files by @mathbunnyru in https://github.com/mamba-org/mamba/pull/3667
+- docs: Adapt shell completion subsection by @jjerphan in https://github.com/mamba-org/mamba/pull/3672
+- maint: Restructure docs configuration file and improve docs pages by @mathbunnyru in https://github.com/mamba-org/mamba/pull/3615
+- maint: Use Catch2 instead of doctest by @mathbunnyru in https://github.com/mamba-org/mamba/pull/3618
+- docs: Remove installation non-recommendation by @jjerphan in https://github.com/mamba-org/mamba/pull/3656
+
 libmamba 2.0.4 (November 22, 2024)
 ==================================
 
diff --git a/libmamba/include/mamba/version.hpp b/libmamba/include/mamba/version.hpp
index a02335ae67..690dc7d1cb 100644
--- a/libmamba/include/mamba/version.hpp
+++ b/libmamba/include/mamba/version.hpp
@@ -15,10 +15,10 @@
 #define LIBMAMBA_VERSION_PATCH 5
 #define LIBMAMBA_VERSION_IS_PRERELEASE 1
 #if LIBMAMBA_VERSION_IS_PRERELEASE == 1
-#define LIBMAMBA_VERSION_PRERELEASE_NAME "dev0"
+#define LIBMAMBA_VERSION_PRERELEASE_NAME "rc0"
 #endif
 
-#define LIBMAMBA_VERSION_STRING "2.0.5.dev0"
+#define LIBMAMBA_VERSION_STRING "2.0.5.rc0"
 #define LIBMAMBA_VERSION                                                                           \
     (LIBMAMBA_VERSION_MAJOR * 10000 + LIBMAMBA_VERSION_MINOR * 100 + LIBMAMBA_VERSION_PATCH)
 
diff --git a/libmambapy/CHANGELOG.md b/libmambapy/CHANGELOG.md
index 77197b4679..99c299dbe8 100644
--- a/libmambapy/CHANGELOG.md
+++ b/libmambapy/CHANGELOG.md
@@ -1,3 +1,22 @@
+libmambapy 2.0.5.rc0 (December 09, 2024)
+========================================
+
+Enhancements:
+
+- `micromamba/mamba --version` displays pre-release version names + establishes pre-release versions name scheme by @Klaim in https://github.com/mamba-org/mamba/pull/3639
+
+Bug fixes:
+
+- Handle `.tar.gz` in pkg url by @Hind-M in https://github.com/mamba-org/mamba/pull/3640
+
+CI fixes and doc:
+
+- maint: Add pyupgrade pre-commit hook by @mathbunnyru in https://github.com/mamba-org/mamba/pull/3671
+- docs: Adapt shell completion subsection by @jjerphan in https://github.com/mamba-org/mamba/pull/3672
+- maint: Restructure docs configuration file and improve docs pages by @mathbunnyru in https://github.com/mamba-org/mamba/pull/3615
+- docs: Remove installation non-recommendation by @jjerphan in https://github.com/mamba-org/mamba/pull/3656
+- ci: Remove Conda Nightly tests by @jjerphan in https://github.com/mamba-org/mamba/pull/3629
+
 libmambapy 2.0.4 (November 22, 2024)
 ====================================
 
diff --git a/libmambapy/src/libmambapy/version.py b/libmambapy/src/libmambapy/version.py
index ec5fea11aa..7186015fc9 100644
--- a/libmambapy/src/libmambapy/version.py
+++ b/libmambapy/src/libmambapy/version.py
@@ -1,5 +1,5 @@
 version_info = ("2", "0", "5")
-version_prerelease = "dev0"
+version_prerelease = "rc0"
 __version__ = ".".join(map(str, version_info))
 if version_prerelease != "":
     __version__ = f"{__version__}.{version_prerelease}"
diff --git a/micromamba/CHANGELOG.md b/micromamba/CHANGELOG.md
index 991ad4b2cf..5d39c2d8a6 100644
--- a/micromamba/CHANGELOG.md
+++ b/micromamba/CHANGELOG.md
@@ -1,3 +1,26 @@
+micromamba 2.0.5.rc0 (December 09, 2024)
+========================================
+
+Enhancements:
+
+- `micromamba/mamba --version` displays pre-release version names + establishes pre-release versions name scheme by @Klaim in https://github.com/mamba-org/mamba/pull/3639
+
+Bug fixes:
+
+- fix: Skip empty lines in environment spec files by @jjerphan in https://github.com/mamba-org/mamba/pull/3662
+- Handle `.tar.gz` in pkg url by @Hind-M in https://github.com/mamba-org/mamba/pull/3640
+- fix: Effectively apply dry-run on installation from PyPI by @jjerphan in https://github.com/mamba-org/mamba/pull/3644
+- fix: Handle environment with empty or absent `dependencies` by @jjerphan in https://github.com/mamba-org/mamba/pull/3657
+- fix: Reintroduce the `uninstall` command by @jjerphan in https://github.com/mamba-org/mamba/pull/3650
+
+CI fixes and doc:
+
+- maint: Cleanup CMake files and delete not compiled files by @mathbunnyru in https://github.com/mamba-org/mamba/pull/3667
+- maint: Add pyupgrade pre-commit hook by @mathbunnyru in https://github.com/mamba-org/mamba/pull/3671
+- docs: Adapt shell completion subsection by @jjerphan in https://github.com/mamba-org/mamba/pull/3672
+- maint: Restructure docs configuration file and improve docs pages by @mathbunnyru in https://github.com/mamba-org/mamba/pull/3615
+- docs: Remove installation non-recommendation by @jjerphan in https://github.com/mamba-org/mamba/pull/3656
+
 micromamba 2.0.4 (November 22, 2024)
 ====================================
 
diff --git a/micromamba/src/version.hpp b/micromamba/src/version.hpp
index d77de33b45..796670bbb4 100644
--- a/micromamba/src/version.hpp
+++ b/micromamba/src/version.hpp
@@ -15,10 +15,10 @@
 #define UMAMBA_VERSION_PATCH 5
 #define UMAMBA_VERSION_IS_PRERELEASE 1
 #if UMAMBA_VERSION_IS_PRERELEASE == 1
-#define UMAMBA_VERSION_PRERELEASE_NAME "dev0"
+#define UMAMBA_VERSION_PRERELEASE_NAME "rc0"
 #endif
 
-#define UMAMBA_VERSION_STRING "2.0.5.dev0"
+#define UMAMBA_VERSION_STRING "2.0.5.rc0"
 #define UMAMBA_VERSION                                                                             \
     (UMAMBA_VERSION_MAJOR * 10000 + UMAMBA_VERSION_MINOR * 100 + UMAMBA_VERSION_PATCH)