diff --git a/ompi/mca/btl/tcp/btl_tcp_frag.h b/ompi/mca/btl/tcp/btl_tcp_frag.h
index 634598ea5c..858edd984e 100644
--- a/ompi/mca/btl/tcp/btl_tcp_frag.h
+++ b/ompi/mca/btl/tcp/btl_tcp_frag.h
@@ -38,7 +38,7 @@ extern "C" {
 #endif
 OMPI_DECLSPEC OBJ_CLASS_DECLARATION(mca_btl_tcp_frag_t);
 
-
+#define MCA_BTL_TCP_FRAG_IOVEC_NUMBER  4
 
 /**
  * TCP fragment derived type.
@@ -49,7 +49,7 @@ struct mca_btl_tcp_frag_t {
     struct mca_btl_base_endpoint_t *endpoint; 
     struct mca_btl_tcp_module_t* btl;
     mca_btl_tcp_hdr_t hdr;
-    struct iovec iov[4];
+    struct iovec iov[MCA_BTL_TCP_FRAG_IOVEC_NUMBER];
     struct iovec *iov_ptr;
     size_t iov_cnt;
     size_t iov_idx;
diff --git a/ompi/mca/btl/tcp/btl_tcp_proc.c b/ompi/mca/btl/tcp/btl_tcp_proc.c
index e50fdf2c29..42866973eb 100644
--- a/ompi/mca/btl/tcp/btl_tcp_proc.c
+++ b/ompi/mca/btl/tcp/btl_tcp_proc.c
@@ -60,7 +60,7 @@ void mca_btl_tcp_proc_destruct(mca_btl_tcp_proc_t* proc)
     /* release resources */
     if(NULL != proc->proc_endpoints) {
         free(proc->proc_endpoints);
-    OBJ_DESTRUCT(&proc->proc_lock);
+        OBJ_DESTRUCT(&proc->proc_lock);
     }
 }