diff --git a/dockerfiles/manylinux/spack.yaml b/dockerfiles/manylinux/spack.yaml
index b314aa7..929f796 100644
--- a/dockerfiles/manylinux/spack.yaml
+++ b/dockerfiles/manylinux/spack.yaml
@@ -1,41 +1,41 @@
 spack:
   compilers:
   - compiler:
       paths:
         cc: /opt/rh/devtoolset-8/root/usr/bin/gcc
         cxx: /opt/rh/devtoolset-8/root/usr/bin/g++
         f77: /opt/rh/devtoolset-8/root/usr/bin/gfortran
         fc: /opt/rh/devtoolset-8/root/usr/bin/gfortran
       operating_system: centos6
       target: x86_64
       modules: []
       environment:
         set:
           LD_LIBRARY_PATH: /usr/local/lib
       extra_rpaths: []
       flags: {}
       spec: gcc@8.3.1
 
   include:
   - /softs/spack/etc/spack/packages.yaml
     
   config:
     install_tree: /softs/software
 
   specs:
   - cmake@3.18.2 ~ncurses~openssl
   - zlib
   - boost~atomic~chrono~clanglibcpp~container~context~coroutine~date_time~debug~exception~fiber~filesystem~graph~icu~iostreams~locale~log~math~mpi~multithreaded~numpy~pic~program_options~python~random~regex~serialization~shared~signals~singlethreaded~system~taggedlayout~test~thread~timer~wave
   - openblas
   - mumps@5.2.0+mpi
   - akantu@master external_solvers=mumps
   - expat
   - lapack
   - fftw
   - gsl
-  - python@3.5.10:
+  - python@3.5.10
 
 
   concretization: together
 
   view: /softs/view