diff --git a/dse/modelc/model/model.c b/dse/modelc/model/model.c
index e31ee02..089eec7 100644
--- a/dse/modelc/model/model.c
+++ b/dse/modelc/model/model.c
@@ -140,7 +140,7 @@ static int _signal_group_match_handler(
                 free(so);
                 continue;
             }
-            
+
             /* Signals are taken in parsing order. */
             hashlist_append(&__handler_signal_list, (void*)so->signal);
 
diff --git a/tests/cmocka/model/internal.yaml b/tests/cmocka/model/internal.yaml
index 0df6bfd..a14d1e2 100644
--- a/tests/cmocka/model/internal.yaml
+++ b/tests/cmocka/model/internal.yaml
@@ -48,9 +48,10 @@ spec:
     - signal: five
       internal: 1
     - signal: six
+      # yamllint disable-line rule:truthy
       internal: on
     - signal: seven
       internal: two
     - signal: eight
+      # yamllint disable-line rule:truthy
       internal: off
-      
\ No newline at end of file