diff --git a/requirements.txt b/requirements.txt
index 433f3de..4cfc203 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,45 +4,103 @@
 #
 #    pip-compile --output-file requirements.txt requirements.in
 #
-babel==2.6.0              # via django-phonenumber-field
-backcall==0.1.0           # via ipython
-certifi==2018.10.15       # via requests
-chardet==3.0.4            # via requests
-click==7.0                # via pip-tools
-decorator==4.3.0          # via ipython, traitlets
+babel==2.6.0
+    # via django-phonenumber-field
+backcall==0.1.0
+    # via ipython
+certifi==2018.10.15
+    # via requests
+chardet==3.0.4
+    # via requests
+click==7.0
+    # via pip-tools
+decorator==4.3.0
+    # via
+    #   ipython
+    #   traitlets
+django==2.1.3
+    # via
+    #   -r requirements.in
+    #   django-anymail
+    #   django-debug-toolbar
+    #   django-phonenumber-field
+    #   django-rosetta
 django-anymail==4.2
+    # via -r requirements.in
 django-constance==2.3.1
+    # via -r requirements.in
 django-debug-toolbar==1.10.1
+    # via -r requirements.in
 django-environ==0.4.5
+    # via -r requirements.in
 django-modeltranslation==0.13b1
+    # via -r requirements.in
 django-phonenumber-field==2.1.0
+    # via -r requirements.in
 django-picklefield==1.1.0
+    # via -r requirements.in
 django-rosetta==0.9.0
+    # via -r requirements.in
 django-widget-tweaks==1.4.3
-django==2.1.3
+    # via -r requirements.in
 gunicorn==19.9.0
-idna==2.7                 # via requests
+    # via -r requirements.in
+idna==2.7
+    # via requests
 ipdb==0.11
-ipython-genutils==0.2.0   # via traitlets
+    # via -r requirements.in
 ipython==7.1.1
-jedi==0.13.1              # via ipython
-parso==0.3.1              # via jedi
-pexpect==4.6.0            # via ipython
+    # via
+    #   -r requirements.in
+    #   ipdb
+ipython-genutils==0.2.0
+    # via traitlets
+jedi==0.13.1
+    # via ipython
+parso==0.3.1
+    # via jedi
+pexpect==4.6.0
+    # via ipython
 phonenumbers==8.10.0
-pickleshare==0.7.5        # via ipython
-pillow==5.3.0
+    # via -r requirements.in
+pickleshare==0.7.5
+    # via ipython
+pillow==9.0.0
+    # via -r requirements.in
 pip-tools==3.1.0
-polib==1.1.0              # via django-rosetta
-prompt-toolkit==2.0.7     # via ipython
+    # via -r requirements.in
+polib==1.1.0
+    # via django-rosetta
+prompt-toolkit==2.0.7
+    # via ipython
 psycopg2==2.7.6.1
-ptyprocess==0.6.0         # via pexpect
-pygments==2.2.0           # via ipython
-pytz==2018.7              # via babel, django
+    # via -r requirements.in
+ptyprocess==0.6.0
+    # via pexpect
+pygments==2.2.0
+    # via ipython
+pytz==2018.7
+    # via
+    #   babel
+    #   django
 raven==6.9.0
-requests==2.20.1          # via django-anymail, django-rosetta
-six==1.11.0               # via django-anymail, django-rosetta, pip-tools, prompt-toolkit, traitlets
-sqlparse==0.2.4           # via django-debug-toolbar
-traitlets==4.3.2          # via ipython
-urllib3==1.24.1           # via requests
-wcwidth==0.1.7            # via prompt-toolkit
-git+https://github.com/liqpay/sdk-python#egg=liqpay
+    # via -r requirements.in
+requests==2.20.1
+    # via
+    #   django-anymail
+    #   django-rosetta
+six==1.11.0
+    # via
+    #   django-anymail
+    #   django-rosetta
+    #   pip-tools
+    #   prompt-toolkit
+    #   traitlets
+sqlparse==0.2.4
+    # via django-debug-toolbar
+traitlets==4.3.2
+    # via ipython
+urllib3==1.24.1
+    # via requests
+wcwidth==0.1.7
+    # via prompt-toolkit