diff --git a/src/arch-update.sh b/src/arch-update.sh
index e0233d4..ae85453 100755
--- a/src/arch-update.sh
+++ b/src/arch-update.sh
@@ -30,7 +30,7 @@ fi
 # shellcheck source=src/lib/config.sh
 source "${libdir}/config.sh"
 
-# Source the "common" library which contains variables and functions commonly used accross Arch-Update stages
+# Source the "common" library which contains variables and functions commonly used across Arch-Update stages
 # shellcheck source=src/lib/common.sh
 source "${libdir}/common.sh"
 
@@ -72,7 +72,7 @@ case "${option}" in
 			news_num="${2}"
 		fi
 
-		# Source the "list_news" library which displays the lastest Arch news and offers to read them
+		# Source the "list_news" library which displays the latest Arch news and offers to read them
 		# shellcheck source=src/lib/list_news.sh
 		source "${libdir}/list_news.sh"
 	;;
diff --git a/src/lib/common.sh b/src/lib/common.sh
index 3dca1c4..d29b079 100755
--- a/src/lib/common.sh
+++ b/src/lib/common.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-# common.sh: Set variables and functions commonly used accross Arch-Update stages
+# common.sh: Set variables and functions commonly used across Arch-Update stages
 # https://github.com/Antiz96/arch-update
 # SPDX-License-Identifier: GPL-3.0-or-later
 
diff --git a/src/lib/full_upgrade.sh b/src/lib/full_upgrade.sh
index c408274..b588071 100755
--- a/src/lib/full_upgrade.sh
+++ b/src/lib/full_upgrade.sh
@@ -10,7 +10,7 @@ source "${libdir}/list_packages.sh"
 
 # If the user gave the confirmation to proceed to apply updates
 if [ -n "${proceed_with_update}" ]; then
-	# Source the "list_news" library which displays the lastest Arch news and offers to read them
+	# Source the "list_news" library which displays the latest Arch news and offers to read them
 	# shellcheck source=src/lib/list_news.sh
 	source "${libdir}/list_news.sh"
 
@@ -18,7 +18,7 @@ if [ -n "${proceed_with_update}" ]; then
 	# shellcheck source=src/lib/list_update.sh
 	source "${libdir}/list_update.sh"
 
-	# Record the date of the last succesful update (used by other stages) 
+	# Record the date of the last successful update (used by other stages) 
 	date +%Y-%m-%d > "${statedir}/last_update_run"
 fi
 
@@ -42,5 +42,5 @@ source "${libdir}/kernel_reboot.sh"
 # shellcheck source=src/lib/restart_services.sh
 source "${libdir}/restart_services.sh"
 
-# Display the "quit" message on succesful full upgrade
+# Display the "quit" message on successful full upgrade
 quit_msg
diff --git a/src/lib/list_news.sh b/src/lib/list_news.sh
index 8d75d3f..a6626ed 100755
--- a/src/lib/list_news.sh
+++ b/src/lib/list_news.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-# list_news.sh: Display the lastest Arch news and offer to read them
+# list_news.sh: Display the latest Arch news and offer to read them
 # https://github.com/Antiz96/arch-update
 # SPDX-License-Identifier: GPL-3.0-or-later