diff --git a/t/chainlint.sed b/t/chainlint.sed
index 0e575c0c62..b1505ef2cd 100644
--- a/t/chainlint.sed
+++ b/t/chainlint.sed
@@ -294,6 +294,12 @@ bfolded
 x
 s/?!HERE?!/<</g
 n
+:cascom
+/^[ 	]*#/{
+	N
+	s/.*\n//
+	bcascom
+}
 /^[ 	]*esac/bslurp
 bcase
 
@@ -322,10 +328,15 @@ x
 :nstslrp
 s/?!HERE?!/<</g
 n
+:nstcom
+# comment -- not closing ")" if in comment
+/^[ 	]*#/{
+	N
+	s/.*\n//
+	bnstcom
+}
 # closing ")" on own line -- stop nested slurp
 /^[ 	]*)/bnstcl
-# comment -- not closing ")" if in comment
-/^[ 	]*#/bnstcnt
 # "$((...))" -- arithmetic expansion; not closing ")"
 /\$(([^)][^)]*))[^)]*$/bnstcnt
 # "$(...)" -- command substitution; not closing ")"
@@ -345,6 +356,12 @@ bchkchn
 x
 s/?!HERE?!/<</g
 n
+:blkcom
+/^[ 	]*#/{
+	N
+	s/.*\n//
+	bblkcom
+}
 # closing "}" -- stop block slurp
 /}/bchkchn
 bblock
diff --git a/t/chainlint/block-comment.expect b/t/chainlint/block-comment.expect
new file mode 100644
index 0000000000..d10b2eeaf2
--- /dev/null
+++ b/t/chainlint/block-comment.expect
@@ -0,0 +1,6 @@
+(
+	{
+		echo a &&
+		echo b
+	}
+)
diff --git a/t/chainlint/block-comment.test b/t/chainlint/block-comment.test
new file mode 100644
index 0000000000..df2beea888
--- /dev/null
+++ b/t/chainlint/block-comment.test
@@ -0,0 +1,8 @@
+(
+	{
+		# show a
+		echo a &&
+		# show b
+		echo b
+	}
+)
diff --git a/t/chainlint/case-comment.expect b/t/chainlint/case-comment.expect
new file mode 100644
index 0000000000..1e4b054bda
--- /dev/null
+++ b/t/chainlint/case-comment.expect
@@ -0,0 +1,8 @@
+(
+	case "$x" in
+	x) foo ;;
+	*)
+		bar
+		;;
+	esac
+)
diff --git a/t/chainlint/case-comment.test b/t/chainlint/case-comment.test
new file mode 100644
index 0000000000..641c157b98
--- /dev/null
+++ b/t/chainlint/case-comment.test
@@ -0,0 +1,11 @@
+(
+	case "$x" in
+	# found foo
+	x) foo ;;
+	# found other
+	*)
+		# treat it as bar
+		bar
+		;;
+	esac
+)
diff --git a/t/chainlint/nested-subshell-comment.expect b/t/chainlint/nested-subshell-comment.expect
index 9138cf386d..be4b27a305 100644
--- a/t/chainlint/nested-subshell-comment.expect
+++ b/t/chainlint/nested-subshell-comment.expect
@@ -2,8 +2,6 @@
 	foo &&
 	(
 		bar &&
-		# bottles wobble while fiddles gobble
-		# minor numbers of cows (or do they?)
 		baz &&
 		snaff
 	) ?!AMP?!