diff --git a/HISTORY.rst b/HISTORY.rst
index b6b5a980..33301fca 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -18,7 +18,7 @@ Unlock the true potential of embedded software development with
 PlatformIO's collaborative ecosystem, embracing declarative principles,
 test-driven methodologies, and modern toolchains for unrivaled success.
 
-6.1.15 (2024-??-??)
+6.1.15 (2024-04-25)
 ~~~~~~~~~~~~~~~~~~~
 
 * Resolved an issue where the |LDF| couldn't locate a library dependency declared via version control system repository (`issue #4885 <https://github.com/platformio/platformio-core/issues/4885>`_)
diff --git a/docs b/docs
index 6493e4c2..0125f8d5 160000
--- a/docs
+++ b/docs
@@ -1 +1 @@
-Subproject commit 6493e4c239c7775beca175e06207a2fb76a93352
+Subproject commit 0125f8d5bec0e906ed04aba5dcd0d70ad794b30f
diff --git a/platformio/__init__.py b/platformio/__init__.py
index 83292304..878e6329 100644
--- a/platformio/__init__.py
+++ b/platformio/__init__.py
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-VERSION = (6, 1, "15a1")
+VERSION = (6, 1, 15)
 __version__ = ".".join([str(s) for s in VERSION])
 
 __title__ = "platformio"