diff --git a/.gitignore b/.gitignore
index 6a222e9..e69de29 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +0,0 @@
-*.py[oc]
-tests/generated.py
diff --git a/Dockerfile b/Dockerfile
deleted file mode 100644
index 75809f3..0000000
--- a/Dockerfile
+++ /dev/null
@@ -1,16 +0,0 @@
-# A workflow with docker is still uncertain.
-# Keep watching below file and other module's situation.
-# https://github.com/container-images/container-image-template/blob/master/Dockerfile.template
-FROM registry.fedoraproject.org/f26-modular/boltron
-
-WORKDIR /build
-COPY . .
-
-ENV LC_CTYPE C.UTF-8
-
-RUN dnf -y update
-RUN dnf -y --nodocs install \
-  ruby \
-  && dnf -y clean all
-
-CMD /bin/bash
diff --git a/Makefile b/Makefile
deleted file mode 100644
index cd54e7a..0000000
--- a/Makefile
+++ /dev/null
@@ -1,14 +0,0 @@
-DOCKER_IMAGE=ruby
-
-default: test
-
-build-docker:
-	docker build -t $(DOCKER_IMAGE) . 
-
-test-nspawn:
-	MODULE=nspawn $(MAKE) -C tests test
-
-test-docker: build-docker
-	MODULE=docker URL=docker=$(DOCKER_IMAGE) $(MAKE) -C tests test
-
-test: test-nspawn test-docker
diff --git a/ruby.yaml b/ruby.yaml
index 09ab1ef..57e1583 100644
--- a/ruby.yaml
+++ b/ruby.yaml
@@ -30,37 +30,25 @@ data:
                 rationale: An interpreter of object-oriented scripting language
                 multilib: [x86_64]
                 buildorder: 101
-                ref: master
+                ref: rawhide
             rubygem-abrt:
                 # From rubygem-abrt.spec Summary
                 rationale: >-
                     ABRT support for Ruby
                 buildorder: 102
-                ref: master
+                ref: rawhide
             rubygem-mysql2:
                 # From rubygem-mysql2.spec Summary
                 rationale: >-
                     A simple, fast Mysql library for Ruby, binding to libmysql
                 buildorder: 102
-                ref: master
+                ref: rawhide
             rubygem-pg:
                 # From rubygem-pg.spec Summary
                 rationale: >-
                     A Ruby interface to the PostgreSQL RDBMS
                 buildorder: 102
-                ref: master
-            rubygem-bson:
-                # From rubygem-bson.spec Summary
-                rationale: >-
-                    Ruby Implementation of the BSON specification
-                buildorder: 102
-                ref: master
-            rubygem-mongo:
-                # From rubygem-mongo.spec Summary
-                rationale: >-
-                    Ruby driver for MongoDB
-                buildorder: 103
-                ref: master
+                ref: rawhide
     buildopts:
         rpms:
             macros: |
@@ -101,10 +89,6 @@ data:
             - rubygem-mysql2
             # From rubygem-pg.spec
             - rubygem-pg
-            # From rubygem-bson.spec
-            - rubygem-bson
-            # From rubygem-mongo.spec
-            - rubygem-mongo
     # Add profiles/default as a temporary workflow,
     # because of a issue for omitted profiles element.
     profiles:
diff --git a/tests/Makefile b/tests/Makefile
deleted file mode 100644
index 6683583..0000000
--- a/tests/Makefile
+++ /dev/null
@@ -1,6 +0,0 @@
-# Installation
-# https://meta-test-family.readthedocs.io/en/latest/installation.html#installing-mtf
-test:
-	mtf-env-set
-	mtf-generator
-	mtf -l *.py
diff --git a/tests/config.yaml b/tests/config.yaml
deleted file mode 100644
index 491e3bf..0000000
--- a/tests/config.yaml
+++ /dev/null
@@ -1,15 +0,0 @@
-document: modularity-testing
-version: 1
-name: ruby
-modulemd-url: https://src.fedoraproject.org/cgit/modules/ruby.git/plain/ruby.yaml
-packages:
-    rpms:
-        - ruby
-module:
-    rpm:
-        url: http://ftp.fi.muni.cz/pub/linux/fedora/linux/releases/26/Everything/x86_64/os/
-    docker:
-        url: docker.io/centos/ruby-23-centos7
-test:
-    version:
-        - 'ruby -v'