diff --git a/README.md b/README.md
index 1a79794..ea8ea68 100644
--- a/README.md
+++ b/README.md
@@ -26,6 +26,8 @@ For convenience:
 * `hatch run lambda:prepare` will run steps 2-5 in a single command.
 * `hatch run lambda:deploy-no-dnssec` or `hatch run lambda:deploy-dnssec` will clean the environment and then run steps 2-6 with DNSSEC validation enabled or disabled respectively.
 
+Note: the above commands do not run `tofu init`. During first time environment setup this will need to be run in the `open-tofu` dir for these commands to work.
+
 ## Testing
 The following is an example of a test API call that uses bash command substitution to fill in the proper values for the API URL and the API key.
 
@@ -93,7 +95,7 @@ If you would like to take the API down, run `tofu destroy` in the open-tofu dire
 
 After `tofu destroy`, `./clean.sh` in the root directory also clears generated/zip files.
 
-
+`hatch run lambda:destroy-tf` can be run as an alternative to `tofu destroy`
 
 # Remaining tasks
 
diff --git a/open-tofu/.terraform.lock.hcl b/open-tofu/.terraform.lock.hcl
index f513ffb..57b475c 100644
--- a/open-tofu/.terraform.lock.hcl
+++ b/open-tofu/.terraform.lock.hcl
@@ -5,6 +5,7 @@ provider "registry.opentofu.org/hashicorp/aws" {
   version = "5.52.0"
   hashes = [
     "h1:T7V0+fbqJy7U5eh0jG9RwSnVJvAc+kaGTKIBTHn8iGQ=",
+    "h1:psXEDH5VJYdnkAUNa3GL9gQMHypStsGlRV0A7WmCSQY=",
     "h1:unJsDZsRkoORZTmJC9o8QbgCbM+0t3CJhicNo1m63Fg=",
     "zh:03cffc3a0f9f4e3d5cef6023c096b7b86b2604dd0a0ccaa00e57aaa3136963f9",
     "zh:480ccd23b78248940a1a9b3d4631bd7e667ddfc3a9ec4f35345752bf43d1ce54",
diff --git a/pyproject.toml b/pyproject.toml
index 424ce22..12ca804 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -27,13 +27,13 @@ classifiers = [
 ]
 dependencies = [
 #    "open-mpic-core @ git+https://github.com/open-mpic/open-mpic-core-python.git@birgelee-key-auth-hash",
-    "pyyaml==6.0.1",
+    "pyyaml==6.0.2",
     "requests>=2.32.3",
-    "dnspython==2.6.1",
-    "pydantic==2.8.2",
-    "aiohttp==3.11.11",
-    "aws-lambda-powertools[parser]==3.2.0",
-    "open-mpic-core==5.2.0",
+    "dnspython==2.7.0",
+    "pydantic==2.10.6",
+    "aiohttp==3.11.13",
+    "aws-lambda-powertools[parser]==3.8.0",
+    "open-mpic-core==5.5.1",
     "aioboto3~=13.3.0",
     "black==24.8.0",
 ]
@@ -56,7 +56,7 @@ Source = "https://github.com/open-mpic/aws-lambda-python"
 #virtual = ".hatch"
 
 [tool.api]
-spec_version = "3.1.0"
+spec_version = "3.3.0"
 spec_repository = "https://github.com/open-mpic/open-mpic-specification"
 
 [tool.hatch]
@@ -87,10 +87,10 @@ PIP_ONLY_BINARY = ":all:"
 #PIP_TARGET = "layer/create_layer_virtualenv2/lib/python3.11/site-packages"  # does not work... bug in pip 24.2?
 
 [tool.hatch.envs.lambda.scripts]
-layer-install = "pip install . --platform manylinux2014_aarch64 --only-binary=:all: --target layer/create_layer_virtualenv/lib/python3.11/site-packages"
-layer-package = "sh ./package-layer.sh"
+layer-install = "pip install . --upgrade --platform manylinux2014_aarch64 --only-binary=:all: --target layer/create_layer_virtualenv/lib/python3.11/site-packages"
+layer-package = "./package-layer.sh"
 configure-tf = "python configure.py"
-zip-lambdas = "sh ./zip-all.sh"
+zip-lambdas = "./zip-all.sh"
 apply-tf-dnssec = "(cd open-tofu && tofu apply -var=\"dnssec_enabled=true\"  -auto-approve)"
 apply-tf-no-dnssec = "(cd open-tofu && tofu apply -var=\"dnssec_enabled=false\" -auto-approve)"
 destroy-tf = "(cd open-tofu && tofu destroy -auto-approve)"
@@ -100,7 +100,7 @@ prepare = [
     "configure-tf",
     "zip-lambdas"
 ]
-clean = "sh ./clean.sh"
+clean = "./clean.sh"
 deploy-dnssec = [
     "clean",
     "prepare",
diff --git a/src/aws_lambda_mpic/__about__.py b/src/aws_lambda_mpic/__about__.py
index 3d26edf..5becc17 100644
--- a/src/aws_lambda_mpic/__about__.py
+++ b/src/aws_lambda_mpic/__about__.py
@@ -1 +1 @@
-__version__ = "0.4.1"
+__version__ = "1.0.0"
diff --git a/src/aws_lambda_mpic/mpic_coordinator_lambda/mpic_coordinator_lambda_function.py b/src/aws_lambda_mpic/mpic_coordinator_lambda/mpic_coordinator_lambda_function.py
index c45f1d6..8d3ade9 100644
--- a/src/aws_lambda_mpic/mpic_coordinator_lambda/mpic_coordinator_lambda_function.py
+++ b/src/aws_lambda_mpic/mpic_coordinator_lambda/mpic_coordinator_lambda_function.py
@@ -13,7 +13,7 @@
 from aws_lambda_powertools.utilities.parser import event_parser, envelopes
 
 from open_mpic_core import MpicRequest, CheckRequest, CheckResponse
-from open_mpic_core import MpicRequestValidationError, MpicRequestValidationMessages
+from open_mpic_core import MpicRequestValidationException, MpicRequestValidationMessages
 from open_mpic_core import MpicCoordinator, MpicCoordinatorConfiguration
 from open_mpic_core import CheckType
 from open_mpic_core import RemotePerspective
@@ -196,7 +196,7 @@ def build_400_response(error_name, issues_list):
     def wrapper(*args, **kwargs):
         try:
             return func(*args, **kwargs)
-        except MpicRequestValidationError as e:
+        except MpicRequestValidationException as e:
             validation_issues = json.loads(e.__notes__[0])
             return build_400_response(MpicRequestValidationMessages.REQUEST_VALIDATION_FAILED.key, validation_issues)
         except ValidationError as validation_error: