diff --git a/requirements.txt b/requirements.txt
index 161185b..5d99db4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,17 +5,17 @@
 #    pip-compile --output-file requirements.txt setup.py
 #
 biopython==1.72
-click-plugins==1.0.3
-click==6.7
-coverage==4.5.1
+click-plugins==1.0.4
+click==7.0
+coverage==4.5.2
 cycler==0.10.0            # via matplotlib
 kiwisolver==1.0.1         # via matplotlib
-matplotlib==3.0.0
-numpy==1.15.2
+matplotlib==3.0.2
+numpy==1.15.4
 pandas==0.23.4
-pyfaidx==0.5.4.2
-pyparsing==2.2.1          # via matplotlib
-python-dateutil==2.7.3    # via matplotlib, pandas
-pytz==2018.5              # via matplotlib, pandas
+pyfaidx==0.5.5.2
+pyparsing==2.3.0          # via matplotlib
+python-dateutil==2.7.5    # via matplotlib, pandas
+pytz==2018.7              # via matplotlib, pandas
 pyyaml==3.13
 six==1.11.0               # via cycler, matplotlib, pyfaidx, python-dateutil
diff --git a/setup.cfg b/setup.cfg
index 8f7e0f4..edd54c7 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -45,15 +45,15 @@ zip_safe = False
 include_package_data = True
 packages = aakbar
 install_requires =
-    biopython
+    biopython==1.72
     click>=5.0
-    click_plugins
-    coverage
-    matplotlib
-    numpy
-    pandas
-    pyfaidx
-    pyyaml
+    click_plugins==1.0.4
+    coverage==4.5.2
+    matplotlib==3.0.2
+    numpy==1.15.4
+    pandas==0.23.4
+    pyfaidx==0.5.5.2
+    pyyaml==3.13
 
 [options.package_data]
 * =