diff --git a/.github/docker.df b/.github/docker.df
index 6d7b5d85..3940d780 100644
--- a/.github/docker.df
+++ b/.github/docker.df
@@ -13,5 +13,4 @@ RUN micromamba clean --all --yes
 ENV MAMBA_ACTIVATE_DOCKERFILE=1
 ENV OPENBLAS_NUM_THREADS=1
 ENV MKL_NUM_THREADS=1
-ENV VECLIB_MAXIMUM_THREADS=1
 ENV NUMEXPR_MAX_THREADS=1