diff --git a/requirements.txt b/requirements.txt
index 1e49807..1cf6699 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,12 +1,12 @@
-pyowm==3.1.1                    # weather
+pyowm==3.3.0                    # weather
 Pillow>=7.1.1                   # imaging
-icalendar==4.0.6                # iCalendar parsing
+icalendar==4.0.9                # iCalendar parsing
 recurring-ical-events==0.1.17b0 # parse recurring events
 feedparser==6.0.8               # parse RSS-feeds
-numpy>=1.18.2                   # image pre-processing #pre-installed on Raspbian, omitting
-arrow==0.17.0 	                # time operations
-Flask==1.1.2                    # webserver
-Flask-WTF==0.14.3               # webforms
-todoist-python==8.1.2           # todoist api
+numpy==1.22.3                   # image pre-processing #pre-installed on Raspbian, omitting
+arrow==1.2.2 	                # time operations
+Flask==2.1.1                    # webserver
+Flask-WTF==1.0.0               # webforms
+todoist-python==8.1.3           # todoist api
 yfinance>=0.1.62                # yahoo stocks
-matplotlib==3.4.2               # plotting 
+matplotlib==3.5.1               # plotting