diff --git a/thrust/docs/Dockerfile b/thrust/docs/Dockerfile
index c2aa9cb8a0c..93c3d497aa6 100644
--- a/thrust/docs/Dockerfile
+++ b/thrust/docs/Dockerfile
@@ -11,7 +11,7 @@ RUN apt-get -y -qq update; \
 RUN mkdir -p /opt/doxybook2; \
     cd /opt/doxybook2; \
     wget -q -O doxybook2.zip "https://github.com/matusnovak/doxybook2/releases/download/v1.5.0/doxybook2-linux-amd64-v1.5.0.zip"; \
-    unzip -xf doxybook2.zip
+    unzip doxybook2.zip
 
 ENV PATH "$PATH:/opt/doxybook2/bin"