diff --git a/src/common/pack.h b/src/common/pack.h
index d8f5c791735c5abb3c0801f685d1b0dc11c44226..5c5ecc875a66a7b7903b2626087565b12ce141e7 100644
--- a/src/common/pack.h
+++ b/src/common/pack.h
@@ -46,7 +46,7 @@
 #include <string.h>
 
 #define BUF_MAGIC 0x42554545
-#define BUF_SIZE 4096
+#define BUF_SIZE (16 * 1024)
 
 struct slurm_buf {
 	uint32_t magic;