diff --git a/Dockerfile b/Dockerfile
index 086d551..dd34893 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:stretch-slim
+FROM debian:9-slim
 
 LABEL maintainer="inf_sfb1288@lists.uni-bielefeld.de"
 
@@ -27,12 +27,12 @@ RUN wget -nv https://github.com/Illumina/pyflow/releases/download/v"$PYFLOW_VERS
 
 # Install spaCy
 RUN pip3 install wheel && pip3 install -U spacy && \
-    python3 -m spacy download de && \
-    python3 -m spacy download en && \
-    python3 -m spacy download es && \
-    python3 -m spacy download fr && \
-    python3 -m spacy download it && \
-    python3 -m spacy download pt
+    python3.5 -m spacy download de && \
+    python3.5 -m spacy download en && \
+    python3.5 -m spacy download es && \
+    python3.5 -m spacy download fr && \
+    python3.5 -m spacy download it && \
+    python3.5 -m spacy download pt
 
 COPY nlp /usr/local/bin
 COPY spacy_nlp /usr/local/bin