|  | @@ -73,9 +73,14 @@ RUN pip install futures==2.2.0 enum34==1.0.4 protobuf==3.5.2.post1 six==1.10.0 t
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				|  |  |  RUN apt-get update && apt-get -y install libgflags-dev libgtest-dev libc++-dev clang && apt-get clean
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				|  |  |  
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				|  |  |  #=================
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				|  |  | -# Update clang to a version with improved tsan and fuzzing capabilities
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				|  |  | +# Use cmake 3.6 from jessie-backports
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				|  |  | +# should only be used for images based on debian jessie.
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				|  |  | +
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				|  |  | +RUN echo "deb http://ftp.debian.org/debian jessie-backports main" | tee /etc/apt/sources.list.d/jessie-backports.list
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				|  |  | +RUN apt-get update && apt-get install -t jessie-backports -y cmake && apt-get clean
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				|  |  |  
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				|  |  | -RUN apt-get update && apt-get -y install python cmake && apt-get clean
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				|  |  | +#=================
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				|  |  | +# Update clang to a version with improved tsan and fuzzing capabilities
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				|  |  |  
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				|  |  |  RUN git clone -n -b release_38 http://llvm.org/git/llvm.git && \
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				|  |  |    cd llvm && git checkout ad57503 && cd ..
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