diff --git a/scripts/dependencies.sh b/scripts/dependencies.sh
index 1977ab67a..9a35eb4e2 100755
--- a/scripts/dependencies.sh
+++ b/scripts/dependencies.sh
@@ -2,11 +2,19 @@
 
 set -euo pipefail
 
+# Use the python from PATH (set by setup-python)
+PYTHON_BIN="${PYTHON_BIN:-python}"
+
+
 if ! [ -x "$(command -v poetry)" ]; then
   if ! [ -x "$(command -v pipx)" ]; then
-    python -m pip install --user pipx --isolated
-    python -m pipx ensurepath
+    $PYTHON_BIN -m pip install --user pipx --isolated
+    $PYTHON_BIN -m pipx ensurepath
   fi
-  pipx install poetry
+  pipx install poetry --python $PYTHON_BIN
 fi
+
+# Ensure poetry uses the correct python environment
+poetry env use $PYTHON_BIN
+
 poetry self add poetry-plugin-lambda-build@2.1.0 poetry-plugin-export@1.9.0