diff --git a/requirements.txt b/requirements/base.txt
similarity index 68%
rename from requirements.txt
rename to requirements/base.txt
index 7c2dea36..e61b5b88 100644
--- a/requirements.txt
+++ b/requirements/base.txt
@@ -3,16 +3,11 @@ aiohttp==3.6.2
 aiosqlite==0.11.0
 beautifulsoup4==4.8.2
 dnspython==1.16.0
-flake8==3.7.9
-gevent==1.4.0 
-grequests==0.4.0
 lxml==4.4.2
-mypy==0.761
 netaddr==0.7.19
 plotly==4.4.1
-pytest==5.3.2
 PyYaml==5.2
 requests==2.22.0
-shodan==1.21.0
+shodan==1.21.1
 texttable==1.6.2
 retrying==1.3.3
diff --git a/requirements/dev.txt b/requirements/dev.txt
new file mode 100644
index 00000000..1a0cd8ad
--- /dev/null
+++ b/requirements/dev.txt
@@ -0,0 +1,4 @@
+-r base.txt
+flake8==3.7.9
+pytest==5.3.2
+mypy==0.761