diff --git a/src/build/build.v b/src/build/build.v
index 1f26d03..16942bd 100644
--- a/src/build/build.v
+++ b/src/build/build.v
@@ -4,7 +4,6 @@ import docker
 import encoding.base64
 import time
 import os
-import db
 import strings
 import util
 import models { GitRepo }
diff --git a/src/cron/daemon/daemon.v b/src/cron/daemon/daemon.v
index e92dd68..82c219d 100644
--- a/src/cron/daemon/daemon.v
+++ b/src/cron/daemon/daemon.v
@@ -7,7 +7,6 @@ import cron.expression { CronExpression, parse_expression }
 import math
 import build
 import docker
-import db
 import os
 import client
 import models { GitRepo }
diff --git a/src/models/models.v b/src/models/models.v
index a32ae39..924f45f 100644
--- a/src/models/models.v
+++ b/src/models/models.v
@@ -1,5 +1,7 @@
 module models
 
+// from_params<T> creates a new instance of T from the given map by parsing all
+// of its fields from the map.
 pub fn from_params<T>(params map[string]string) ?T {
 	mut o := T{}
 
@@ -8,6 +10,8 @@ pub fn from_params<T>(params map[string]string) ?T {
 	return o
 }
 
+// patch_from_params<T> updates the given T object with the params defined in
+// the map.
 pub fn patch_from_params<T>(mut o T, params map[string]string) ? {
 	$for field in T.fields {
 		if field.name in params && params[field.name] != '' {
@@ -26,6 +30,7 @@ pub fn patch_from_params<T>(mut o T, params map[string]string) ? {
 	}
 }
 
+// params_from<T> converts a given T struct into a map of strings.
 pub fn params_from<T>(o &T) map[string]string {
 	mut out := map[string]string{}
 
diff --git a/src/util/util.v b/src/util/util.v
index f9d47a8..266bcb5 100644
--- a/src/util/util.v
+++ b/src/util/util.v
@@ -64,12 +64,3 @@ pub fn pretty_bytes(bytes int) string {
 
 	return '${n:.2}${util.prefixes[i]}'
 }
-
-pub fn struct_to_map<T>(o T) map[string]string {
-	mut m := map[string]string{}
-
-	$for field in T.fields {
-		m[field.name] = o.$(field.name).str()
-	}
-	return m
-}