diff --git a/vlib/v/checker/checker.v b/vlib/v/checker/checker.v
index 77fcd0b83a..3a11f8f402 100644
--- a/vlib/v/checker/checker.v
+++ b/vlib/v/checker/checker.v
@@ -760,7 +760,7 @@ pub fn (mut c Checker) infix_expr(mut infix_expr ast.InfixExpr) table.Type {
 					c.fail_if_immutable(infix_expr.right)
 				}
 				if elem_type.is_ptr() && !right_type.is_ptr() {
-					c.error('cannon push non-reference `$right.source_name` on `$left.source_name`',
+					c.error('cannot push non-reference `$right.source_name` on `$left.source_name`',
 						right_pos)
 				}
 			} else {
@@ -3721,7 +3721,7 @@ pub fn (mut c Checker) chan_init(mut node ast.ChanInit) table.Type {
 }
 
 pub fn (mut c Checker) map_init(mut node ast.MapInit) table.Type {
-	// `x ;= map[string]string` - set in parser
+	// `x := map[string]string` - set in parser
 	if node.typ != 0 {
 		info := c.table.get_type_symbol(node.typ).map_info()
 		key_sym := c.table.get_type_symbol(info.key_type)
diff --git a/vlib/v/checker/tests/chan_mut.out b/vlib/v/checker/tests/chan_mut.out
index 86835c45b4..e82419b97d 100644
--- a/vlib/v/checker/tests/chan_mut.out
+++ b/vlib/v/checker/tests/chan_mut.out
@@ -5,7 +5,7 @@ vlib/v/checker/tests/chan_mut.vv:8:8: error: `v` is immutable, declare it with `
       |           ^
     9 |     mut w := St{}
    10 |     ch <- w
-vlib/v/checker/tests/chan_mut.vv:10:8: error: cannon push non-reference `St` on `chan mut St`
+vlib/v/checker/tests/chan_mut.vv:10:8: error: cannot push non-reference `St` on `chan mut St`
     8 |     ch <- v
     9 |     mut w := St{}
    10 |     ch <- w
@@ -19,7 +19,7 @@ vlib/v/checker/tests/chan_mut.vv:12:8: error: `x` is immutable, declare it with
       |           ^
    13 |     mut y := St{}
    14 |     ch <- y
-vlib/v/checker/tests/chan_mut.vv:14:8: error: cannon push non-reference `St` on `chan mut St`
+vlib/v/checker/tests/chan_mut.vv:14:8: error: cannot push non-reference `St` on `chan mut St`
    12 |     ch <- x
    13 |     mut y := St{}
    14 |     ch <- y
diff --git a/vlib/v/checker/tests/chan_ref.out b/vlib/v/checker/tests/chan_ref.out
index 7675b91824..d120ce91a8 100644
--- a/vlib/v/checker/tests/chan_ref.out
+++ b/vlib/v/checker/tests/chan_ref.out
@@ -1,11 +1,11 @@
-vlib/v/checker/tests/chan_ref.vv:10:8: error: cannon push non-reference `St` on `chan &St`
+vlib/v/checker/tests/chan_ref.vv:10:8: error: cannot push non-reference `St` on `chan &St`
     8 | fn f(ch chan &St, sem sync.Semaphore) {
     9 |     w := St{}
    10 |     ch <- w
       |           ^
    11 |     mut x := St{}
    12 |     ch <- x
-vlib/v/checker/tests/chan_ref.vv:12:8: error: cannon push non-reference `St` on `chan &St`
+vlib/v/checker/tests/chan_ref.vv:12:8: error: cannot push non-reference `St` on `chan &St`
    10 |     ch <- w
    11 |     mut x := St{}
    12 |     ch <- x