diff --git a/meltano.yml b/meltano.yml
index 787453f..9d686b2 100644
--- a/meltano.yml
+++ b/meltano.yml
@@ -36,7 +36,7 @@ plugins:
   mappers:
   - name: meltano-map-transformer
     namespace: meltano_map_transformer
-    pip_url: -e .
+    pip_url: --pre -e .
     executable: meltano-map-transform
     settings:
     - name: stream_maps
diff --git a/poetry.lock b/poetry.lock
index ce1d872..2f4e460 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1389,4 +1389,4 @@ testing = ["big-O", "jaraco.functools", "jaraco.itertools", "more-itertools", "p
 [metadata]
 lock-version = "2.0"
 python-versions = ">=3.8"
-content-hash = "018a46c906a0f72ba7ba10461a4b82601a09ed2467e9c82f608ee07ec06dd254"
+content-hash = "12b656c69bea75606fcfd3c8a9523ef6f9e9040462ae419a20d1c75e4cae2edb"
diff --git a/pyproject.toml b/pyproject.toml
index 27d8065..dd2c81c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -18,7 +18,11 @@ documentation = "https://github.com/MeltanoLabs/meltano-map-transform#readme"
 
 [tool.poetry.dependencies]
 python = ">=3.8"
-singer-sdk = {version = "~=0.35.0", extras = ["faker"]}
+
+[tool.poetry.dependencies.singer-sdk]
+version = ">=0.35.0"
+allow-prereleases = true
+extras = ["faker"]
 
 [tool.poetry.dev-dependencies]
 pytest = ">=7.4.4"