diff --git a/src/testdir/test_crypt.vim b/src/testdir/test_crypt.vim
index 68e7ca1558..a5e3b1ab0e 100644
--- a/src/testdir/test_crypt.vim
+++ b/src/testdir/test_crypt.vim
@@ -332,7 +332,11 @@ func Test_uncrypt_xchacha20_3_persistent_undo()
     endtry
     call assert_equal(0, &undofile)
     bw!
-    call feedkeys(":sp Xcrypt_sodium_undo.txt\<CR>sodium\<CR>", 'xt')
+    try
+      call feedkeys(":sp Xcrypt_sodium_undo.txt\<CR>sodium\<CR>", 'xt')
+    catch /^Vim\%((\a\+)\)\=:E1230:/ " sodium_mlock() not possible, may happen at Github CI
+    throw 'Skipped: sodium_mlock() not possible'
+    endtry
     " should fail
     norm! u
     call assert_match('Already at oldest change', execute(':1mess'))
diff --git a/src/version.c b/src/version.c
index 3611cb20ba..b5dae7fd19 100644
--- a/src/version.c
+++ b/src/version.c
@@ -695,6 +695,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1755,
 /**/
     1754,
 /**/