diff --git a/012_hands-on/01_hands-on/starting-code/main.go b/012_hands-on/01_hands-on/starting-code/main.go
index ce7d46ef..b92910ac 100644
--- a/012_hands-on/01_hands-on/starting-code/main.go
+++ b/012_hands-on/01_hands-on/starting-code/main.go
@@ -32,14 +32,14 @@ func init() {
 
 func main() {
 	years := []year{
-		year{
+		{
 			AcaYear: "2020-2021",
 			Fall: semester{
 				Term: "Fall",
 				Courses: []course{
-					course{"CSCI-40", "Introduction to Programming in Go", "4"},
-					course{"CSCI-130", "Introduction to Web Programming with Go", "4"},
-					course{"CSCI-140", "Mobile Apps Using Go", "4"},
+					{"CSCI-40", "Introduction to Programming in Go", "4"},
+					{"CSCI-130", "Introduction to Web Programming with Go", "4"},
+					{"CSCI-140", "Mobile Apps Using Go", "4"},
 				},
 			},
 			Spring: semester{
@@ -51,22 +51,22 @@ func main() {
 				},
 			},
 		},
-		year{
+		{
 			AcaYear: "2021-2022",
 			Fall: semester{
 				Term: "Fall",
 				Courses: []course{
-					course{"CSCI-40", "Introduction to Programming in Go", "4"},
-					course{"CSCI-130", "Introduction to Web Programming with Go", "4"},
-					course{"CSCI-140", "Mobile Apps Using Go", "4"},
+					{"CSCI-40", "Introduction to Programming in Go", "4"},
+					{"CSCI-130", "Introduction to Web Programming with Go", "4"},
+					{"CSCI-140", "Mobile Apps Using Go", "4"},
 				},
 			},
 			Spring: semester{
 				Term: "Spring",
 				Courses: []course{
-					course{"CSCI-50", "Advanced Go", "5"},
-					course{"CSCI-190", "Advanced Web Programming with Go", "5"},
-					course{"CSCI-191", "Advanced Mobile Apps With Go", "5"},
+					{"CSCI-50", "Advanced Go", "5"},
+					{"CSCI-190", "Advanced Web Programming with Go", "5"},
+					{"CSCI-191", "Advanced Mobile Apps With Go", "5"},
 				},
 			},
 		},
diff --git a/012_hands-on/02_solution/main.go b/012_hands-on/02_solution/main.go
index 78391f7c..ddeca497 100644
--- a/012_hands-on/02_solution/main.go
+++ b/012_hands-on/02_solution/main.go
@@ -28,41 +28,41 @@ func init() {
 
 func main() {
 	years := []year{
-		year{
+		{
 			AcaYear: "2020-2021",
 			Fall: semester{
 				Term: "Fall",
 				Courses: []course{
-					course{"CSCI-40", "Introduction to Programming in Go", "4"},
-					course{"CSCI-130", "Introduction to Web Programming with Go", "4"},
-					course{"CSCI-140", "Mobile Apps Using Go", "4"},
+					{"CSCI-40", "Introduction to Programming in Go", "4"},
+					{"CSCI-130", "Introduction to Web Programming with Go", "4"},
+					{"CSCI-140", "Mobile Apps Using Go", "4"},
 				},
 			},
 			Spring: semester{
 				Term: "Spring",
 				Courses: []course{
-					course{"CSCI-50", "Advanced Go", "5"},
-					course{"CSCI-190", "Advanced Web Programming with Go", "5"},
-					course{"CSCI-191", "Advanced Mobile Apps With Go", "5"},
+					{"CSCI-50", "Advanced Go", "5"},
+					{"CSCI-190", "Advanced Web Programming with Go", "5"},
+					{"CSCI-191", "Advanced Mobile Apps With Go", "5"},
 				},
 			},
 		},
-		year{
+		{
 			AcaYear: "2021-2022",
 			Fall: semester{
 				Term: "Fall",
 				Courses: []course{
-					course{"CSCI-40", "Introduction to Programming in Go", "4"},
-					course{"CSCI-130", "Introduction to Web Programming with Go", "4"},
-					course{"CSCI-140", "Mobile Apps Using Go", "4"},
+					{"CSCI-40", "Introduction to Programming in Go", "4"},
+					{"CSCI-130", "Introduction to Web Programming with Go", "4"},
+					{"CSCI-140", "Mobile Apps Using Go", "4"},
 				},
 			},
 			Spring: semester{
 				Term: "Spring",
 				Courses: []course{
-					course{"CSCI-50", "Advanced Go", "5"},
-					course{"CSCI-190", "Advanced Web Programming with Go", "5"},
-					course{"CSCI-191", "Advanced Mobile Apps With Go", "5"},
+					{"CSCI-50", "Advanced Go", "5"},
+					{"CSCI-190", "Advanced Web Programming with Go", "5"},
+					{"CSCI-191", "Advanced Mobile Apps With Go", "5"},
 				},
 			},
 		},