diff --git a/zshrc b/zshrc
index 751c242..3cd428d 100644
--- a/zshrc
+++ b/zshrc
@@ -539,6 +539,42 @@ function tidouble() {
 	fi
 }
 ## }}}
+## Delete a time tracking {{{
+function tirm() {
+	# Verify argument
+	if [ "${#}" -eq 1 ]; then
+		## Get the first arg as task ID
+		tirm_task_id="${1}"
+	else
+		## If no argument or more than one
+		## Ask the user to choose an ID in tasks from the yesterday {{{
+		timew summary from yesterday :ids
+
+		printf '%b' "Enter the ${MAGENTAB}ID${RESET} of the task to delete : "
+		read -r tirm_task_id
+		## }}}
+	fi
+
+	# If no task with this ID exists, exit function {{{
+	if ! timew summary :year :ids | grep --quiet -- " @${tirm_task_id} "; then
+		printf '%b' "No available task in the last year with ${REDB}${tirm_task_id}${RESET} ID."
+		return 1
+	fi
+	# }}}
+
+	# Get task's description from all task of this year
+	tirm_task_desc=$(timew summary :year :ids | sed -n "s/.*@\(${tirm_task_id} .*\)/\1/p" | sed 's/   */ − /g')
+
+	printf '%b' "Delete to \"${MAGENTAB}${tirm_task_desc}${RESET}\" [Y/n] ? "
+	read -r tirm_confirmation
+
+	# Check confirmation
+	if printf -- '%s' "${tirm_confirmation:=y}" | grep --quiet --word-regexp -- "y"; then
+		timew delete @"${tirm_task_id}" || return 0
+		printf '%b' "${tirm_task_desc} was deleted"
+	fi
+}
+## }}}
 
 # }}}