diff --git a/src/029-concurrent-goroutines/concurrent-goroutines.go b/src/029-concurrent-goroutines/concurrent-goroutines.go
index 9b3d264..9efca37 100644
--- a/src/029-concurrent-goroutines/concurrent-goroutines.go
+++ b/src/029-concurrent-goroutines/concurrent-goroutines.go
@@ -9,9 +9,8 @@ import "fmt"
 func f(n int) {
     for i := 0; i < 10; i++ {
         fmt.Println(n, ":", i)
-        breakTime := time.Duration(rand.Intn(150)))
+        breakTime := time.Duration(rand.Intn(150))
         time.Sleep(time.Millisecond * breakTime)
-            
     }
 }
 
diff --git a/src/043-state-goroutine/state-goroutine.go b/src/043-state-goroutine/state-goroutine.go
index 39c1ade..c90c313 100644
--- a/src/043-state-goroutine/state-goroutine.go
+++ b/src/043-state-goroutine/state-goroutine.go
@@ -63,9 +63,10 @@ func generateWrites(writes chan *writeOp) {
     for {
         key := randKey()
         val := randVal()
-        write := &writeOp{key: key,
-                          val: val,
-                          resp: make(chan bool)}
+        write := &writeOp{
+            key: key,
+            val:  val,
+            resp: make(chan bool)}
         writes <- write
         <-write.resp
         atomic.AddInt64(&opCount, 1)
diff --git a/src/051-bytes/bytes.go b/src/051-bytes/bytes.go
index bac0bd4..95cfe23 100644
--- a/src/051-bytes/bytes.go
+++ b/src/051-bytes/bytes.go
@@ -6,7 +6,7 @@ import "fmt"
 
 func main() {
     arr := []byte("some bytes")
-    str := string([]byte{'a',' ','s','t','r','i','n','g'})
+    str := string([]byte{'s', 't', 'r', 'i', 'n', 'g'})
     fmt.Println(arr)
     fmt.Println(str)
 }
diff --git a/src/079-request-logging/request-logging.go b/src/079-request-logging/request-logging.go
index 812db1e..ebbf5f8 100644
--- a/src/079-request-logging/request-logging.go
+++ b/src/079-request-logging/request-logging.go
@@ -22,7 +22,7 @@ func wrapLogging(f http.HandlerFunc) http.HandlerFunc {
         path := req.URL.Path
         elapsed := float64(time.Since(start)) / 1000000.0
         logs <- fmt.Sprintf("method=%s path=%s elapsed=%f",
-                            method, path, elapsed)
+            method, path, elapsed)
     }
 }
 
diff --git a/src/081-basic-authentication/basic-authentication.go b/src/081-basic-authentication/basic-authentication.go
index 5a5dde9..e185f72 100644
--- a/src/081-basic-authentication/basic-authentication.go
+++ b/src/081-basic-authentication/basic-authentication.go
@@ -30,7 +30,7 @@ func testAuth(r *http.Request, auth Auth) bool {
 
 func requireAuth(w http.ResponseWriter, r *http.Request) {
     w.Header().Set("WWW-Authenticate",
-                   "Basic realm=\"private\"")
+        "Basic realm=\"private\"")
     w.WriteHeader(401)
     w.Write([]byte("401 Unauthorized\n"))
 }