diff --git a/requirements.txt b/requirements.txt
index f47515d..4954d87 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ arrow>=0.15.6 	                # time operations
 Flask==1.1.2                    # webserver
 Flask-WTF==0.14.3               # webforms
 todoist-python==8.1.2           # todoist api
-yfinance==0.1.55'               # yahoo stocks
+yfinance==0.1.55                # yahoo stocks
 sphinxemoji==0.1.8		# for emoji support on documentation
 sphinx-rtd-theme==0.5.0         # better theme for documentation
 recommonmark==0.6.0             # markdown support for documentation