diff --git a/docker/builder/Dockerfile b/docker/builder/Dockerfile
index ea68f237..f580288a 100644
--- a/docker/builder/Dockerfile
+++ b/docker/builder/Dockerfile
@@ -20,7 +20,7 @@ ENV FALCO_VERSION=${FALCO_VERSION}
 
 # build toolchain
 RUN yum -y install centos-release-scl && \
-    INSTALL_PKGS="devtoolset-7-gcc devtoolset-7-gcc-c++ devtoolset-7-toolchain devtoolset-7-libstdc++-devel devtoolset-7-elfutils-libelf-devel llvm-toolset-7 glibc-static autoconf automake libtool createrepo expect git which libcurl-devel zlib-devel ncurses-devel rpm-build libyaml-devel" && \
+    INSTALL_PKGS="devtoolset-7-gcc devtoolset-7-gcc-c++ devtoolset-7-toolchain devtoolset-7-libstdc++-devel devtoolset-7-elfutils-libelf-devel llvm-toolset-7 glibc-static autoconf automake libtool createrepo expect git which libcurl-devel zlib-devel rpm-build libyaml-devel" && \
     yum -y install --setopt=tsflags=nodocs $INSTALL_PKGS && \
     rpm -V $INSTALL_PKGS