diff --git a/src/kuroko.c b/src/kuroko.c
index 31d71ec..39360b9 100644
--- a/src/kuroko.c
+++ b/src/kuroko.c
@@ -311,7 +311,7 @@ static void findInterpreter(char * argv[]) {
 		}
 	}
 	if (binpath) {
-		vm.binpath = binpath;
+		vm.binpath = strdup(binpath);
 	} /* Else, give up at this point and just don't attach it at all. */
 #endif
 }
diff --git a/src/vm.c b/src/vm.c
index 63dee33..f8e6808 100644
--- a/src/vm.c
+++ b/src/vm.c
@@ -1193,7 +1193,7 @@ void krk_initVM(int flags) {
 	krk_attachNamedValue(&vm.system->fields, "module_paths", module_paths);
 	krk_writeValueArray(AS_LIST(module_paths), OBJECT_VAL(S("./")));
 	if (vm.binpath) {
-		krk_attachNamedObject(&vm.system->fields, "executable_path", (KrkObj*)krk_takeString(vm.binpath, strlen(vm.binpath)));
+		krk_attachNamedObject(&vm.system->fields, "executable_path", (KrkObj*)krk_copyString(vm.binpath, strlen(vm.binpath)));
 		char * dir = strdup(vm.binpath);
 #ifndef _WIN32
 		char * slash = strrchr(dir,'/');