diff --git a/Dockerfile.arm64 b/Dockerfile.arm64
index ed0dd6b5c..b721761f7 100644
--- a/Dockerfile.arm64
+++ b/Dockerfile.arm64
@@ -1,4 +1,4 @@
-FROM lsiobase/alpine.python:3.7
+FROM lsiobase/alpine.python.arm64:3.7
 
 # set python to use utf-8 rather than ascii.
 ENV PYTHONIOENCODING="UTF-8"
diff --git a/Dockerfile.armhf b/Dockerfile.armhf
index ed0dd6b5c..6cc8b66f2 100644
--- a/Dockerfile.armhf
+++ b/Dockerfile.armhf
@@ -1,4 +1,4 @@
-FROM lsiobase/alpine.python:3.7
+FROM lsiobase/alpine.python.armhf:3.7
 
 # set python to use utf-8 rather than ascii.
 ENV PYTHONIOENCODING="UTF-8"