diff --git a/vlib/compiler/cheaders.v b/vlib/compiler/cheaders.v
index d31d96f508..ba13d0eb6f 100644
--- a/vlib/compiler/cheaders.v
+++ b/vlib/compiler/cheaders.v
@@ -146,7 +146,7 @@ $c_common_macros
 #define DEFAULT_GT(a, b) (a > b)
 #define DEFAULT_GE(a, b) (a >= b)
 //================================== GLOBALS =================================*/
-byteptr g_str_buf;
+byte g_str_buf[1024];
 int load_so(byteptr);
 void reload_so();
 '
diff --git a/vlib/compiler/main.v b/vlib/compiler/main.v
index 74f3bb1f01..0e8f1bb14c 100644
--- a/vlib/compiler/main.v
+++ b/vlib/compiler/main.v
@@ -485,7 +485,6 @@ fn (v mut V) generate_init() {
 		if !v.pref.is_bare {
 			// vlib can't have `init_consts()`
 			v.cgen.genln('void init() {
-g_str_buf=malloc(1000);
 #if VPREALLOC
 g_m2_buf = malloc(50 * 1000 * 1000);
 g_m2_ptr = g_m2_buf;
@@ -596,7 +595,6 @@ pub fn (v mut V) generate_main() {
 			v.gen_main_start(true)
 			cgen.genln('  main__main();')
 			if !v.pref.is_bare {
-				cgen.genln('free(g_str_buf);')
 				cgen.genln('#if VPREALLOC')
 				cgen.genln('free(g_m2_buf);')
 				cgen.genln('puts("freed mem buf");')