diff --git a/bin/spc-gnu-docker b/bin/spc-gnu-docker
index 1ff87303..36e0420e 100755
--- a/bin/spc-gnu-docker
+++ b/bin/spc-gnu-docker
@@ -72,6 +72,7 @@ RUN yum update -y && \
     yum install -y devtoolset-10-gcc-*
 RUN echo "source scl_source enable devtoolset-10" >> /etc/bashrc
 RUN source /etc/bashrc
+RUN yum install -y which
 
 RUN curl -o cmake.tgz -fsSL https://github.com/Kitware/CMake/releases/download/v3.31.4/cmake-3.31.4-linux-$BASE_ARCH.tar.gz && \
     mkdir /cmake && \