diff --git a/programs/ssl/ssl_server2.c b/programs/ssl/ssl_server2.c
index 1bd4d66b0..a0f6533d9 100644
--- a/programs/ssl/ssl_server2.c
+++ b/programs/ssl/ssl_server2.c
@@ -109,7 +109,7 @@ int main( void )
 
 /* Size of memory to be allocated for the heap, when using the library's memory
  * management and MBEDTLS_MEMORY_BUFFER_ALLOC_C is enabled. */
-#define MEMORY_HEAP_SIZE        120000
+#define MEMORY_HEAP_SIZE        140000
 
 #define DFL_SERVER_ADDR         NULL
 #define DFL_SERVER_PORT         "4433"