diff --git a/libcontainer/cgroups/cgroups.go b/libcontainer/cgroups/cgroups.go
index c8f77965..274ab47d 100644
--- a/libcontainer/cgroups/cgroups.go
+++ b/libcontainer/cgroups/cgroups.go
@@ -9,7 +9,7 @@ import (
 )
 
 type Manager interface {
-	// Apply cgroup configuration to the process with the specified pid
+	// Applies cgroup configuration to the process with the specified pid
 	Apply(pid int) error
 
 	// Returns the PIDs inside the cgroup set
diff --git a/libcontainer/configs/namespaces_syscall.go b/libcontainer/configs/namespaces_syscall.go
index c962999e..fb4b8522 100644
--- a/libcontainer/configs/namespaces_syscall.go
+++ b/libcontainer/configs/namespaces_syscall.go
@@ -18,7 +18,7 @@ var namespaceInfo = map[NamespaceType]int{
 }
 
 // CloneFlags parses the container's Namespaces options to set the correct
-// flags on clone, unshare. This functions returns flags only for new namespaces.
+// flags on clone, unshare. This function returns flags only for new namespaces.
 func (n *Namespaces) CloneFlags() uintptr {
 	var flag int
 	for _, v := range *n {
diff --git a/libcontainer/configs/namespaces_syscall_unsupported.go b/libcontainer/configs/namespaces_syscall_unsupported.go
index 1644588d..0547223a 100644
--- a/libcontainer/configs/namespaces_syscall_unsupported.go
+++ b/libcontainer/configs/namespaces_syscall_unsupported.go
@@ -8,7 +8,7 @@ func (n *Namespace) Syscall() int {
 }
 
 // CloneFlags parses the container's Namespaces options to set the correct
-// flags on clone, unshare. This functions returns flags only for new namespaces.
+// flags on clone, unshare. This function returns flags only for new namespaces.
 func (n *Namespaces) CloneFlags() uintptr {
 	panic("No namespace syscall support")
 	return uintptr(0)
diff --git a/libcontainer/label/label.go b/libcontainer/label/label.go
index 97dc6bae..fedbae4f 100644
--- a/libcontainer/label/label.go
+++ b/libcontainer/label/label.go
@@ -48,7 +48,7 @@ func UnreserveLabel(label string) error {
 	return nil
 }
 
-// DupSecOpt takes an process label and returns security options that
+// DupSecOpt takes a process label and returns security options that
 // can be used to set duplicate labels on future container processes
 func DupSecOpt(src string) []string {
 	return nil