diff --git a/llama.h b/llama.h
index 894285011..0cc0d3f29 100644
--- a/llama.h
+++ b/llama.h
@@ -205,7 +205,7 @@ extern "C" {
             int64_t int_value;
             double  float_value;
             bool    bool_value;
-            char *  str_value   = nullptr;
+            char *  str_value;
         };
     };