diff --git a/install-timelord.sh b/install-timelord.sh
index cfa59c929c298..ea2e6c9e2f314 100644
--- a/install-timelord.sh
+++ b/install-timelord.sh
@@ -76,14 +76,23 @@ symlink_vdf_bench() {
 if [ "$(uname)" = "Linux" ] && type apt-get; then
 	UBUNTU_DEBIAN=true
 	echo "Found Ubuntu/Debian."
+
 elif [ "$(uname)" = "Linux" ] && type dnf || yum; then
 	RHEL_BASED=true
 	echo "Found RedHat."
+
+	if [ "$INSTALL_PYTHON_DEV" ]; then
+		yumcmd="sudo yum install $PYTHON_VERSION-devel gcc gcc-c++ gmp-devel libtool make autoconf automake openssl-devel libevent-devel boost-devel python3 cmake -y"
+  	else
+		yumcmd="sudo yum install gcc gcc-c++ gmp-devel libtool make autoconf automake openssl-devel libevent-devel boost-devel python3 cmake -y"
+	fi
+
 elif [ "$(uname)" = "Darwin" ]; then
 	MACOS=true
 	echo "Found MacOS."
 fi
 
+
 if [ -e "$THE_PATH" ]; then
 	echo "$THE_PATH"
 	echo "vdf_client already exists, no action taken"
@@ -102,8 +111,8 @@ else
 	elif [ -e venv/bin/python ] && test "$RHEL_BASED"; then
 		echo "Installing chiavdf dependencies on RedHat/CentOS/Fedora"
 		# Install remaining needed development tools - assumes venv and prior run of install.sh
-		echo "yum install gcc gcc-c++ gmp-devel $PYTHON_DEV_DEPENDENCY libtool make autoconf automake openssl-devel libevent-devel boost-devel python3 cmake -y"
-		sudo yum install gcc gcc-c++ gmp-devel "$PYTHON_DEV_DEPENDENCY" libtool make autoconf automake openssl-devel libevent-devel boost-devel python3 cmake -y
+		echo "$yumcmd"
+		${yumcmd}
 		echo "Installing chiavdf from source on RedHat/CentOS/Fedora"
 		echo venv/bin/python -m pip install --force --no-binary chiavdf "$CHIAVDF_VERSION"
 		venv/bin/python -m pip install --force --no-binary chiavdf "$CHIAVDF_VERSION"