1 files changed, 4 insertions, 4 deletions
diff --git a/src/puzzles/puzzle.c b/src/puzzles/puzzle.c
index 1bfb6be..cbad998 100644
--- a/src/puzzles/puzzle.c
+++ b/src/puzzles/puzzle.c
@@ -13,9 +13,9 @@ Puzzle *GetTestPuzzle() {
 }
 
 void FreePuzzle(Puzzle *self) {
-    free(self->Name);
-    free(self->Description);
-    free(self->PrivateTests);
-    free(self->PublicTests);
+    if (self == NULL) return;
+    if (self->Name != NULL) free(self->Name);
+    if (self->Description != NULL) free(self->Description);
+    if (self->Tests != NULL) free(self->Tests);
     free(self);
 }