diff --git a/requirements.txt b/requirements.txt
index 93d0e32..ca379f9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 astropy==3.2.1
 matplotlib==3.1.1
-numpy==1.17.0
+numpy==1.17.2
 pyastronomy==0.13.0
-scipy==1.3.0
+scipy==1.3.1
diff --git a/requirements_dev.txt b/requirements_dev.txt
index 360cfc5..c5bb5be 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,8 +1,8 @@
 codacy-coverage==1.3.11
 codeclimate-test-reporter==0.2.3
-hypothesis==4.32.2
-pre-commit==1.17.0
-pytest==5.0.1
+hypothesis==4.37.0
+pre-commit==1.18.3
+pytest==5.2.0
 pytest-cov==2.7.1
-python-coveralls==2.9.2
+python-coveralls==2.9.3
 pytest-remotedata>=0.3.1