diff --git a/07/solution.c b/07/solution.c
index 323d35d..e7dff0d 100644
--- a/07/solution.c
+++ b/07/solution.c
@@ -55,19 +55,20 @@ int main(void) {
     char l[64];
     entry *root = calloc(1, sizeof(entry));
     root->isdir++;
-    entry *current;
+    entry *current = root;
     size_t S = 0, G = 0, required = 0;
 
     while (fgets(l, 64, stdin)) {
         l[strlen(l) - 1] = '\0';
         if (l[0] == '$') {
-            if (l[2] == 'c')
+            if (l[2] == 'c') {
                 if (l[5] == '/')
                     current = root;
                 else if (l[5] == '.')
                     current = current->parent;
                 else
                     current = findent(current, 1, l + 5);
+            }
         } else if (l[0] == 'd') {
             if (!findent(current, 1, l + 4))
                 addent(current, 1, l + 4);
@@ -89,11 +90,12 @@ int main(void) {
             current->n_entries--;
             current = (current->entries++)[0];
         } else {
-            if (current->isdir)
+            if (current->isdir) {
                 if (current->size < 100000)
                     S += current->size;
                 else if (current->size >= required && (current->size < G || !G))
                     G = current->size;
+            }
 
             current = current->parent;
         }