diff --git a/.go-version b/.go-version
index 0e0c284d88..f8f7381409 100644
--- a/.go-version
+++ b/.go-version
@@ -1 +1 @@
-1.25.9
+1.26.3
diff --git a/Dockerfile b/Dockerfile
index cb2e393f2a..ece30ffd73 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -15,7 +15,7 @@
 #   See the License for the specific language governing permissions and
 #   limitations under the License.
 
-ARG GO_VERSION=1.25.8
+ARG GO_VERSION=1.26.3
 ARG XX_VERSION=1.9.0
 ARG GOLANGCI_LINT_VERSION=v2.11.3
 ARG ADDLICENSE_VERSION=v1.0.0