diff --git a/Dockerfile b/Dockerfile
index cc6cf46c2..accbeba28 100755
--- a/Dockerfile
+++ b/Dockerfile
@@ -13,4 +13,4 @@ RUN echo "mkdir -p build && build" >> build.sh
 RUN echo "cmake .. -DCMAKE_BUILD_TYPE=debug" >> build.sh
 RUN echo "make" >> build.sh
 RUN chmod +x build.sh
-RUN build.sh
+RUN ./build.sh