diff --git a/environments/python/builder/defaultBuildCmd b/environments/python/builder/defaultBuildCmd
index e9215130..1e40ed6c 100755
--- a/environments/python/builder/defaultBuildCmd
+++ b/environments/python/builder/defaultBuildCmd
@@ -1,2 +1,8 @@
 #!/bin/sh
-pip3 install -r ${SRC_PKG}/requirements.txt -t ${SRC_PKG} && cp -r ${SRC_PKG} ${DEPLOY_PKG}
\ No newline at end of file
+set -euxo pipefail
+
+if [ -f ${SRC_PKG}/requirements.txt ]
+then 
+    pip3 install -r ${SRC_PKG}/requirements.txt -t ${SRC_PKG}
+fi
+cp -r ${SRC_PKG} ${DEPLOY_PKG}
\ No newline at end of file