diff --git a/docker-images/Dockerfile.dev-gcc-rocky9 b/docker-images/Dockerfile.dev-gcc-rocky9
new file mode 100644
index 0000000..b3ddfe9
--- /dev/null
+++ b/docker-images/Dockerfile.dev-gcc-rocky9
@@ -0,0 +1,4 @@
+## rocky linux 9 image to use for building hawk
+
+FROM docker.io/rockylinux:9
+RUN ulimit -n 1024 &&  dnf -y install --enablerepo=devel mysql-devel libffi-devel rpm-build gcc gcc-c++ 
diff --git a/docker-images/Dockerfile.gm2-fedora38 b/docker-images/Dockerfile.dev-gm2-fedora38
similarity index 100%
rename from docker-images/Dockerfile.gm2-fedora38
rename to docker-images/Dockerfile.dev-gm2-fedora38
diff --git a/docker-images/Dockerfile.dev-go-centos7 b/docker-images/Dockerfile.dev-go-centos7
new file mode 100644
index 0000000..fb81d0c
--- /dev/null
+++ b/docker-images/Dockerfile.dev-go-centos7
@@ -0,0 +1,5 @@
+FROM centos:centos7.9.2009 
+
+
+RUN ulimit -n 1024 && yum -y install wget curl make gcc rpm-build git libcap-devel && cd /opt && wget https://go.dev/dl/go1.20.6.linux-amd64.tar.gz && tar -zxvf go1.20.6.linux-amd64.tar.gz && rm -f go1.20.6.linux-amd64.tar.gz
+RUN echo 'PATH=$PATH:/opt/go/bin' > /etc/profile.d/go.sh
diff --git a/docker-images/Dockerfile.go-centos7 b/docker-images/Dockerfile.go-centos7
deleted file mode 100644
index 1c53b81..0000000
--- a/docker-images/Dockerfile.go-centos7
+++ /dev/null
@@ -1,5 +0,0 @@
-FROM centos:centos7.9.2009 
-
-
-RUN ulimit -n 1024 && yum -y install wget curl make gcc rpm-build git && cd /opt && wget https://go.dev/dl/go1.20.6.linux-amd64.tar.gz && tar -zxvf go1.20.6.linux-amd64.tar.gz && rm -f go1.20.6.linux-amd64.tar.gz
-RUN echo 'PATH=$PATH:/opt/go/bin' > /etc/profile.d/go.sh
diff --git a/docker-images/Dockerfile.go-centos7-big b/docker-images/Dockerfile.go-centos7-big
deleted file mode 100644
index b730db3..0000000
--- a/docker-images/Dockerfile.go-centos7-big
+++ /dev/null
@@ -1,4 +0,0 @@
-FROM go:centos7
-
-
-RUN ulimit -n 1024 && yum -y install libpcap-devel
diff --git a/docker-images/Makefile b/docker-images/Makefile
index f7a6b5a..1c2ca18 100644
--- a/docker-images/Makefile
+++ b/docker-images/Makefile
@@ -1,26 +1,32 @@
-build: go-centos7 go-centos7-big
+build: dev-go-centos7
 
-publish: publish-go-centos7 publish-go-centos7-big
+publish: publish-dev-go-centos7
 
 
-go-centos7:
-	docker build -t go:centos7 -f Dockerfile.$@ .
+dev-go-centos7:
+	docker build -t dev:go1.20.6.centos7 -f Dockerfile.$@ .
 
-publish-go-centos7:
-	docker tag go:centos7 docker.io/hyunghwan/go:centos7
-	docker push docker.io/hyunghwan/go:centos7
+publish-dev-go-centos7:
+	docker tag dev:go1.20.6.centos7 docker.io/hyunghwan/dev:go1.20.6.centos7
+	docker push docker.io/hyunghwan/dev:go1.20.6.centos7
 
+dev-go-centos7-big:
+	docker build -t dev:go1.20.6.centos7.big -f Dockerfile.$@ .
 
-go-centos7-big:
-	docker build -t go:centos7-big -f Dockerfile.$@ .
+publish-dev-go-centos7-big:
+	docker tag dev:go1.20.6.centos7.big docker.io/hyunghwan/dev:go1.20.6.centos7.big
+	docker push docker.io/hyunghwan/dev:go1.20.6.centos7.big
 
-publish-go-centos7-big:
-	docker tag go:centos7-big docker.io/hyunghwan/go:centos7-big
-	docker push docker.io/hyunghwan/go:centos7-big
+dev-gm2-fedora38:
+	docker build -t dev:gm2.fedora38 -f Dockerfile.$@ .
 
-gm2-fedora38:
-	docker build -t gm2:fedora38 -f Dockerfile.$@ .
+publish-dev-gm2-fedora38:
+	docker tag dev:gm2.fedora38 docker.io/hyunghwan/dev:gm2.fedora38
+	docker push docker.io/hyunghwan/dev:gm2.fedora38
 
-publish-gm2-fedora38:
-	docker tag gm2:fedora38 docker.io/hyunghwan/gm2:fedora38
-	docker push docker.io/hyunghwan/gm2:fedora38
+dev-gcc-rocky9:
+	docker build -t dev:gcc.rocky9 -f Dockerfile.$@ .
+
+publish-dev-gcc-rocky9:
+	docker tag dev:gcc.rocky9 docker.io/hyunghwan/dev:gcc.rocky9
+	docker push docker.io/hyunghwan/dev:gcc.rocky9