diff --git a/core/vm/runtime/runtime.go b/core/vm/runtime/runtime.go
index db1f6f3822..dd5dba66f0 100644
--- a/core/vm/runtime/runtime.go
+++ b/core/vm/runtime/runtime.go
@@ -90,8 +90,8 @@ func setDefaults(cfg *Config) {
 // Execute executes the code using the input as call data during the execution.
 // It returns the EVM's return value, the new state and an error if it failed.
 //
-// Executes sets up a in memory, temporarily, environment for the execution of
-// the given code. It makes sure that it's restored to it's original state afterwards.
+// Execute sets up an in-memory, temporary, environment for the execution of
+// the given code. It makes sure that it's restored to its original state afterwards.
 func Execute(code, input []byte, cfg *Config) ([]byte, *state.StateDB, error) {
 	if cfg == nil {
 		cfg = new(Config)