diff --git a/packages/bash/build.sh b/packages/bash/build.sh
index acf16402e..62030d4e0 100644
--- a/packages/bash/build.sh
+++ b/packages/bash/build.sh
@@ -3,9 +3,8 @@ TERMUX_PKG_DESCRIPTION="A sh-compatible shell that incorporates useful features
 TERMUX_PKG_LICENSE="GPL-3.0"
 TERMUX_PKG_MAINTAINER="@termux"
 _MAIN_VERSION=5.1
-_PATCH_VERSION=0
+_PATCH_VERSION=4
 TERMUX_PKG_VERSION=${_MAIN_VERSION}.${_PATCH_VERSION}
-TERMUX_PKG_REVISION=3
 TERMUX_PKG_SRCURL=https://mirrors.kernel.org/gnu/bash/bash-${_MAIN_VERSION}.tar.gz
 TERMUX_PKG_SHA256=cc012bc860406dcf42f64431bcd3d2fa7560c02915a601aba9cd597a39329baa
 TERMUX_PKG_DEPENDS="libandroid-support, libiconv, ncurses, readline (>= 8.0), termux-tools"
@@ -38,7 +37,10 @@ TERMUX_PKG_RM_AFTER_INSTALL="share/man/man1/bashbug.1 bin/bashbug"
 termux_step_pre_configure() {
 	declare -A PATCH_CHECKSUMS
 
-	#PATCH_CHECKSUMS[001]=
+	PATCH_CHECKSUMS[001]=ebb07b3dbadd98598f078125d0ae0d699295978a5cdaef6282fe19adef45b5fa
+	PATCH_CHECKSUMS[002]=15ea6121a801e48e658ceee712ea9b88d4ded022046a6147550790caf04f5dbe
+	PATCH_CHECKSUMS[003]=22f2cc262f056b22966281babf4b0a2f84cb7dd2223422e5dcd013c3dcbab6b1
+	PATCH_CHECKSUMS[004]=9aaeb65664ef0d28c0067e47ba5652b518298b3b92d33327d84b98b28d873c86
 
 	for PATCH_NUM in $(seq -f '%03g' ${_PATCH_VERSION}); do
 		PATCHFILE=$TERMUX_PKG_CACHEDIR/bash_patch_${PATCH_NUM}.patch