diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7a31046fb..9055d11fa 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,23 @@
 # Changelog
 
+## [1.58.0](https://github.com/googleapis/python-genai/compare/v1.57.0...v1.58.0) (2026-01-10)
+
+
+### Features
+
+* Add FileSearchCallContent to Interactions ([a882dea](https://github.com/googleapis/python-genai/commit/a882deab12a03d9390e2dd83243afc767e78c789))
+* Add ImageConfig to GenerationConfig for image generation in Interactions ([b61163f](https://github.com/googleapis/python-genai/commit/b61163f463f0b452d6fc01a5ad23ff16b65f23db))
+
+
+### Bug Fixes
+
+* Serialize Pillow images losslessly by default ([8d7c74d](https://github.com/googleapis/python-genai/commit/8d7c74d4579408714f4c9a5cc40d4772e670fae5))
+
+
+### Documentation
+
+* Regenerate docs for 1.57.0 ([65018b6](https://github.com/googleapis/python-genai/commit/65018b655dbb6038b6daac5860c89974b8ae125e))
+
 ## [1.57.0](https://github.com/googleapis/python-genai/compare/v1.56.0...v1.57.0) (2026-01-07)
 
 
diff --git a/google/genai/version.py b/google/genai/version.py
index 42378bd86..0ff2ef517 100644
--- a/google/genai/version.py
+++ b/google/genai/version.py
@@ -13,4 +13,4 @@
 # limitations under the License.
 #
 
-__version__ = '1.57.0' # x-release-please-version
+__version__ = '1.58.0' # x-release-please-version
diff --git a/pyproject.toml b/pyproject.toml
index a7b428a7d..1861f4ca7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,7 +3,7 @@ requires = ["setuptools", "wheel", "twine>=6.1.0", "packaging>=24.2", "pkginfo>=
 
 [project]
 name = "google-genai"
-version = "1.57.0"
+version = "1.58.0"
 description = "GenAI Python SDK"
 readme = "README.md"
 license = "Apache-2.0"