diff --git a/src/testdir/runtest.vim b/src/testdir/runtest.vim
index d7c0516..8f0c0c3 100644
--- a/src/testdir/runtest.vim
+++ b/src/testdir/runtest.vim
@@ -131,7 +131,7 @@
 endif
 
 " Names of flaky tests.
-let s:flaky = ['Test_reltime()', 'Test_nb_basic()']
+let s:flaky = ['Test_reltime()', 'Test_nb_basic()', 'Test_communicate()']
 
 " Locate Test_ functions and execute them.
 set nomore
diff --git a/src/version.c b/src/version.c
index 992b374..c99fff6 100644
--- a/src/version.c
+++ b/src/version.c
@@ -764,6 +764,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2154,
+/**/
     2153,
 /**/
     2152,