diff --git a/Dockerfile b/Dockerfile
index 0a3660d..cda50b8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,7 +9,7 @@ RUN git checkout 777dcb8 .
 WORKDIR /root/ect/build
 RUN cmake ../src && make -j"$(nproc)"
 
-FROM koalaman/shellcheck:v0.7.1 AS test
+FROM koalaman/shellcheck:v0.7.2 AS test
 COPY . /app
 RUN ["shellcheck", "/app/screenshot"]