diff --git a/build-aux/m4/ax_boost_base.m4 b/build-aux/m4/ax_boost_base.m4
index 00b60c8b69..062e573510 100644
--- a/build-aux/m4/ax_boost_base.m4
+++ b/build-aux/m4/ax_boost_base.m4
@@ -10,7 +10,7 @@
 #
 #   Test for the Boost C++ libraries of a particular version (or newer)
 #
-#   If no path to the installed boost library is given the macro searchs
+#   If no path to the installed boost library is given the macro searches
 #   under /usr, /usr/local, /opt and /opt/local and evaluates the
 #   $BOOST_ROOT environment variable. Further documentation is available at
 #   <http://randspringer.de/boost/index.html>.
diff --git a/doc/security-warnings.md b/doc/security-warnings.md
index 0a49a321a0..913054635d 100644
--- a/doc/security-warnings.md
+++ b/doc/security-warnings.md
@@ -34,7 +34,7 @@ Wallet encryption is disabled, for several reasons:
 
 You should use full-disk encryption (or encryption of your home directory) to
 protect your wallet at rest, and should assume (even unprivileged) users who are
-runnng on your OS can read your wallet.dat file.
+running on your OS can read your wallet.dat file.
 
 REST Interface
 --------------
diff --git a/doc/tor.md b/doc/tor.md
index 07ad072f87..51d61fe171 100644
--- a/doc/tor.md
+++ b/doc/tor.md
@@ -4,7 +4,7 @@
 
 It is possible to run Zen as a Tor hidden service, and connect to such services.
 
-### BASIC Tor INSTALL AND CONFIGUATION
+### BASIC Tor INSTALL AND CONFIGURATION
 
 
 1. Install Tor from the official Repository (Debian based only)
@@ -228,7 +228,7 @@ sudo apt-get install meek-client
 If using Ubuntu, an AppArmor definition is also required to resolve a 'permission denied' error:
 ```
 sudo su -c "echo '  /usr/bin/meek-client ix,' >> /etc/apparmor.d/abstractions/tor"
-sudo systemctl resetart apparmor.service
+sudo systemctl restart apparmor.service
 ```
 2. Add these lines to your `/etc/tor/torrc` file:
 ```