diff --git a/pyproject.toml b/pyproject.toml
index 8446282..064d9c0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -52,9 +52,12 @@ asyncpg = [
     "asyncpg>=0.31; python_version >= '3.14'",
 ]
 validate = ["alembic>=1.13"]
-fastapi = ["fastapi>=0.95"]
+# 0.113 is the first release our FastAPI router works with; 0.112 and below raise
+# "TypeError: must be called with a dataclass type or instance" building the routes.
+fastapi = ["fastapi>=0.113"]
 prometheus = ["prometheus-client>=0.19"]
-opentelemetry = ["opentelemetry-api>=1.20", "opentelemetry-sdk>=1.20"]
+# 1.21 added the schema_url argument to get_meter, which the telemetry middleware passes.
+opentelemetry = ["opentelemetry-api>=1.21", "opentelemetry-sdk>=1.21"]
 all = ["faststream-outbox[asyncpg,validate,fastapi,prometheus,opentelemetry]"]
 
 [dependency-groups]
@@ -66,12 +69,12 @@ dev = [
     "asyncpg>=0.30; python_version == '3.13'",
     "asyncpg>=0.31; python_version >= '3.14'",
     "alembic>=1.13",
-    "fastapi>=0.95",
+    "fastapi>=0.113",
     "faststream[kafka]>=0.7.6,<0.8",
     "httpx2>=2.2",
     "prometheus-client>=0.19",
-    "opentelemetry-api>=1.20",
-    "opentelemetry-sdk>=1.20",
+    "opentelemetry-api>=1.21",
+    "opentelemetry-sdk>=1.21",
 ]
 lint = [
     "ruff",