1 files changed, 1 insertions, 0 deletions
diff --git a/os2/os2.c b/os2/os2.c
index 8a292e30f2..44f99c4c24 100644
--- a/os2/os2.c
+++ b/os2/os2.c
@@ -1147,6 +1147,7 @@ Perl_OS2_init(char **env)
 {
     char *shell;
 
+    MALLOC_INIT;
     settmppath();
     OS2_Perl_data.xs_init = &Xs_OS2_init;
     if (environ == NULL) {