diff --git a/.weaver.toml b/.weaver.toml
index 23012613d..750ea1d64 100644
--- a/.weaver.toml
+++ b/.weaver.toml
@@ -1,4 +1,4 @@
-#:schema https://raw.githubusercontent.com/open-telemetry/weaver/v0.25.1/schemas/weaver-config.json
+#:schema https://raw.githubusercontent.com/open-telemetry/weaver/v0.26.1/schemas/weaver-config.json
 
 # OTel SDK resource attributes that don't belong to the genai registry — see
 # https://github.com/open-telemetry/weaver/issues/1456.
diff --git a/versions.env b/versions.env
index dcd3e6453..ece6809be 100644
--- a/versions.env
+++ b/versions.env
@@ -2,7 +2,7 @@
 # customManagers block in .github/renovate.json5.
 
 # renovate: datasource=github-releases depName=open-telemetry/weaver versioning=semver-coerced
-WEAVER_VERSION=v0.25.1
+WEAVER_VERSION=v0.26.1
 
 # The genai semconv registry has no tagged releases yet, so we pin a SHA on `main`.
 # renovate: datasource=git-refs depName=open-telemetry/semantic-conventions-genai packageName=https://github.com/open-telemetry/semantic-conventions-genai.git versioning=git