diff --git a/.github/.release-please-manifest-v1.json b/.github/.release-please-manifest-v1.json
index 56df4a24cc..1a55d6728d 100644
--- a/.github/.release-please-manifest-v1.json
+++ b/.github/.release-please-manifest-v1.json
@@ -1,3 +1,3 @@
 {
-  ".": "1.34.2"
+  ".": "1.34.3"
 }
diff --git a/.github/release-please-config-v1.json b/.github/release-please-config-v1.json
index 2154732de3..6f402797dc 100644
--- a/.github/release-please-config-v1.json
+++ b/.github/release-please-config-v1.json
@@ -57,5 +57,5 @@
       ]
     }
   },
-  "last-release-sha": "459782f479b928d34b6151d111d7e5ebe4481296"
+  "last-release-sha": "6d027b4ce8bc1c5d288b02e1e3819917117038ec"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index b9f7b7bcbc..d8c2cf3c45 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [1.34.3](https://github.com/google/adk-python/compare/v1.34.2...v1.34.3) (2026-06-02)
+
+
+### Bug Fixes
+
+* add missing Gemini imports in base_llm_flow ([#5943](https://github.com/google/adk-python/issues/5943)) ([6d027b4](https://github.com/google/adk-python/commit/6d027b4ce8bc1c5d288b02e1e3819917117038ec))
+
 ## [1.34.2](https://github.com/google/adk-python/compare/v1.34.1...v1.34.2) (2026-06-01)
 
 
diff --git a/src/google/adk/version.py b/src/google/adk/version.py
index d32f30b673..c5d79bc4d3 100644
--- a/src/google/adk/version.py
+++ b/src/google/adk/version.py
@@ -13,4 +13,4 @@
 # limitations under the License.
 
 # version: major.minor.patch
-__version__ = "1.34.2"
+__version__ = "1.34.3"