diff --git a/packages/dart/build.sh b/packages/dart/build.sh
index 20c123066..51264fa26 100644
--- a/packages/dart/build.sh
+++ b/packages/dart/build.sh
@@ -3,7 +3,7 @@ TERMUX_PKG_DESCRIPTION="Dart is a general-purpose programming language"
 TERMUX_PKG_LICENSE="BSD"
 TERMUX_PKG_LICENSE_FILE="sdk/LICENSE"
 TERMUX_PKG_MAINTAINER="@termux"
-TERMUX_PKG_VERSION=2.12.4
+TERMUX_PKG_VERSION=2.13.4
 TERMUX_PKG_BUILD_IN_SRC=true
 TERMUX_PKG_SKIP_SRC_EXTRACT=true
 TERMUX_PKG_BLACKLISTED_ARCHES="x86_64"
diff --git a/packages/dart/fix-shell-path.patch b/packages/dart/fix-shell-path.patch
index 6fefdc0c2..da0d0810c 100644
--- a/packages/dart/fix-shell-path.patch
+++ b/packages/dart/fix-shell-path.patch
@@ -1,21 +1,24 @@
-diff -uNr src/sdk/pkg/front_end/lib/src/api_prototype/terminal_color_support.dart src.mod/sdk/pkg/front_end/lib/src/api_prototype/terminal_color_support.dart
---- src/sdk/pkg/front_end/lib/src/api_prototype/terminal_color_support.dart	2019-05-22 18:59:58.264004304 +0000
-+++ src.mod/sdk/pkg/front_end/lib/src/api_prototype/terminal_color_support.dart	2019-05-22 19:21:02.019682122 +0000
-@@ -55,7 +55,7 @@
- 
-   // Check if stdin is a terminal (TTY).
-   ProcessResult result =
--      Process.runSync("/bin/sh", ["-c", "tty > /dev/null 2> /dev/null"]);
-+      Process.runSync("@TERMUX_PREFIX@/bin/sh", ["-c", "tty > /dev/null 2> /dev/null"]);
- 
-   if (result.exitCode != 0) {
-     if (debug) {
-@@ -67,7 +67,7 @@
+diff -uNr src/sdk/pkg/_fe_analyzer_shared/lib/src/util/colors.dart src.mod/sdk/pkg/_fe_analyzer_shared/lib/src/util/colors.dart
+--- src/sdk/pkg/_fe_analyzer_shared/lib/src/util/colors.dart	2021-07-21 10:21:26.170021583 +0000
++++ src.mod/sdk/pkg/_fe_analyzer_shared/lib/src/util/colors.dart	2021-07-21 10:45:50.756764582 +0000
+@@ -166,7 +166,7 @@
    // The `-S` option of `tput` allows us to query multiple capabilities at
    // once.
-   result = Process.runSync(
+   ProcessResult result = Process.runSync(
 -      "/bin/sh", ["-c", "printf '%s' '$TERMINAL_CAPABILITIES' | tput -S"]);
 +      "@TERMUX_PREFIX@/bin/sh", ["-c", "printf '%s' '$TERMINAL_CAPABILITIES' | tput -S"]);
  
    if (result.exitCode != 0) {
-     if (debug) {
+     printEnableColorsReason("Not enabling colors, running tput failed.");
+diff -uNr src/sdk/sdk/lib/_internal/vm/bin/process_patch.dart src.mod/sdk/sdk/lib/_internal/vm/bin/process_patch.dart
+--- src/sdk/sdk/lib/_internal/vm/bin/process_patch.dart	2021-07-21 10:21:29.378043843 +0000
++++ src.mod/sdk/sdk/lib/_internal/vm/bin/process_patch.dart	2021-07-21 10:46:23.677037513 +0000
+@@ -301,7 +301,7 @@
+     if (Platform.isWindows) {
+       return 'cmd.exe';
+     }
+-    return '/bin/sh';
++    return '@TERMUX_PREFIX@/bin/sh';
+   }
+ 
+   static List<String> _getShellArguments(