diff --git a/pkg/store/tsdb_test.go b/pkg/store/tsdb_test.go
index a0e8f29ddf..3b1483f194 100644
--- a/pkg/store/tsdb_test.go
+++ b/pkg/store/tsdb_test.go
@@ -73,7 +73,7 @@ func TestTSDBStore_LabelNames(t *testing.T) {
 		{
 			title:  "add another label",
 			labels: []string{"bar", "bar"},
-			// we will get two labels here
+			// We will get two labels here.
 			expectedNames: []string{"bar", "foo"},
 		},
 	} {
diff --git a/scripts/build-check-comments.sh b/scripts/build-check-comments.sh
index 8ca6cfc2f3..9648d44de5 100755
--- a/scripts/build-check-comments.sh
+++ b/scripts/build-check-comments.sh
@@ -94,12 +94,15 @@ function check_comments {
     # option is used and a selected line is found.
     if test "0" == "${res}"  # found something
     then
-      printf "\n\n\n Error: Found comments without trailing period. Comments has to be full sentences.\n\n\n."
+      printf "\n\n\n Error: Found comments without trailing period. Comments has to be full sentences.\n\n\n"
+      exit 1
     elif test "1" == "${res}" # nothing found, all clear
     then
       printf "\n\n\n All comment formatting is good, Spartan.\n\n\n"
+      exit 0
     else  # grep error
       printf "\n\n\n Hmmm something didn't work, issues with grep?.\n\n\n"
+      exit 2
     fi
 }