diff --git a/internal/acctest/plancheck/expect_known_value_change.go b/internal/acctest/plancheck/expect_known_value_change.go
index 816f6948d6d..ffbd11ce07b 100644
--- a/internal/acctest/plancheck/expect_known_value_change.go
+++ b/internal/acctest/plancheck/expect_known_value_change.go
@@ -32,7 +32,7 @@ func (e expectKnownValueChangeCheck) CheckPlan(ctx context.Context, request plan
 	}
 
 	if err := e.oldValue.CheckValue(old); err != nil {
-		response.Error = fmt.Errorf("error checking old value for attribute at path: %s.%s, err: %s", resource.Address, e.attributePath.String(), err)
+		response.Error = fmt.Errorf("checking old value for attribute at path: %s.%s, err: %s", resource.Address, e.attributePath.String(), err)
 
 		return
 	}
@@ -45,7 +45,7 @@ func (e expectKnownValueChangeCheck) CheckPlan(ctx context.Context, request plan
 	}
 
 	if err := e.newValue.CheckValue(new); err != nil {
-		response.Error = fmt.Errorf("error checking new value for attribute at path: %s.%s, err: %s", resource.Address, e.attributePath.String(), err)
+		response.Error = fmt.Errorf("checking new value for attribute at path: %s.%s, err: %s", resource.Address, e.attributePath.String(), err)
 
 		return
 	}