diff --git a/root-image/common.Dockerfile b/root-image/common.Dockerfile
index 2814e34..bc464b8 100644
--- a/root-image/common.Dockerfile
+++ b/root-image/common.Dockerfile
@@ -7,3 +7,6 @@ RUN apt-get update && apt-get -yy upgrade && rm -rf /var/lib/apt/lists/*
 RUN apt-get update \
   && apt-get install -yy libffi6 libfuzzy2 libmagic1 \
   && rm -rf /var/lib/apt/lists/*
+
+# Patch Python 3.9 for FIPS - https://github.com/python/cpython/issues/95231 (Not necessary for Python 3.10+)
+RUN sed -i -e 's/if e.errno == errno.EINVAL:/if e.errno in {errno.EINVAL, errno.EPERM, errno.ENOSYS}:/g' /usr/local/lib/python3.9/crypt.py