diff --git a/src/string/StringBuilder.c b/src/string/StringBuilder.c
index dc4a1a9..16d11cc 100644
--- a/src/string/StringBuilder.c
+++ b/src/string/StringBuilder.c
@@ -2,6 +2,7 @@
 
 void StringBuilder_free(StringBuilder* b){
     free(b->buffer.data);
+    b->buffer = List_u8_construct(NULL, 0, 0);
 }
 
 str StringBuilder_getStr(StringBuilder* b){
diff --git a/src/string/StringBuilder.h b/src/string/StringBuilder.h
index 2e99c66..c91d6aa 100644
--- a/src/string/StringBuilder.h
+++ b/src/string/StringBuilder.h
@@ -7,7 +7,7 @@ typedef struct StringBuilder {
 	List_u8 buffer;
 } StringBuilder;
 
-static inline StringBuilder StringBuilder_construct(u32 initial_size) { 
+static inline StringBuilder StringBuilder_alloc(u32 initial_size) { 
     return (StringBuilder){ .buffer = List_u8_alloc(initial_size) }; 
 }
 void StringBuilder_free(StringBuilder* b);