diff --git a/src/nvim/tui/tui.c b/src/nvim/tui/tui.c
index 0d366c2325..cdea8673c7 100644
--- a/src/nvim/tui/tui.c
+++ b/src/nvim/tui/tui.c
@@ -722,9 +722,10 @@ static void fix_terminfo(TUIData *data)
 #define XTERM_SETAB \
   "\x1b[%?%p1%{8}%<%t4%p1%d%e%p1%{16}%<%t10%p1%{8}%-%d%e48;5;%p1%d%;m"
 
-  if (!strcmp(term, "xterm") && os_getenv("COLORTERM") != NULL) {
+  if (os_getenv("COLORTERM") != NULL
+      && (!strcmp(term, "xterm") || !strcmp(term, "screen"))) {
     // probably every modern terminal that sets TERM=xterm supports 256
-    // colors(eg: gnome-terminal).
+    // colors(eg: gnome-terminal). Also do it when TERM=screen.
     unibi_set_num(ut, unibi_max_colors, 256);
     unibi_set_str(ut, unibi_set_a_foreground, XTERM_SETAF);
     unibi_set_str(ut, unibi_set_a_background, XTERM_SETAB);
diff --git a/third-party/CMakeLists.txt b/third-party/CMakeLists.txt
index 1131e4a8e0..23e63e9163 100644
--- a/third-party/CMakeLists.txt
+++ b/third-party/CMakeLists.txt
@@ -60,8 +60,8 @@ set(LUAJIT_SHA1 2db39e7d1264918c2266b0436c313fbd12da4ceb)
 set(LUAROCKS_URL https://github.com/keplerproject/luarocks/archive/0587afbb5fe8ceb2f2eea16f486bd6183bf02f29.tar.gz)
 set(LUAROCKS_SHA1 61a894fd5d61987bf7e7f9c3e0c5de16ba4b68c4)
 
-set(LIBUNIBILIUM_URL https://github.com/mauke/unibilium/archive/520abbc8b26910e2580619f669b5cc2c4ef7f864.tar.gz)
-set(LIBUNIBILIUM_SHA1 c546e5e8861380f5c109a256f25c93419e4076bf)
+set(LIBUNIBILIUM_URL https://github.com/mauke/unibilium/archive/bb979ff6f66a18663e15d086dec6276561b86ee0.tar.gz)
+set(LIBUNIBILIUM_SHA1 32c07797f298e5bc722ce14b6b9a2cae68e3c018)
 
 set(LIBTERMKEY_URL https://github.com/neovim/libtermkey/archive/8c0cb7108cc63218ea19aa898968eede19e19603.tar.gz)
 set(LIBTERMKEY_SHA1 54e8b6914dab10d4467d2a563f80053a99849fcb)