diff --git a/packages/picolisp/build.sh b/packages/picolisp/build.sh
index 9eda136e4..bd29b2b35 100644
--- a/packages/picolisp/build.sh
+++ b/packages/picolisp/build.sh
@@ -1,14 +1,14 @@
 TERMUX_PKG_HOMEPAGE=https://picolisp.com
 TERMUX_PKG_DESCRIPTION="Lisp interpreter and application server framework"
 TERMUX_PKG_DEPENDS="libcrypt, openssl"
-TERMUX_PKG_VERSION=17.10.28
-TERMUX_PKG_SHA256=22e22121405c35d22c719e2590c469bd9e34e6899c4e3eccf28e4f5b08583227
+TERMUX_PKG_VERSION=17.11.29
+TERMUX_PKG_SHA256=21d62e05ce1b087848eda810a532d7c3190b4f8d8e80a8f40837d8836950eea0
 # We use our bintray mirror since old version snapshots are not kept on main site.
 TERMUX_PKG_SRCURL=https://dl.bintray.com/termux/upstream/picolisp_${TERMUX_PKG_VERSION}.tar.gz
 TERMUX_PKG_BUILD_IN_SRC=true
 # The assembly is not position-independent (would be a major rewrite):
 TERMUX_PKG_BLACKLISTED_ARCHES="x86_64"
-if [ $TERMUX_ARCH_BITS = 32 ]; then
+if [ "$TERMUX_ARCH_BITS" = 32 ]; then
 	# "Variable length array in structure won't be supported"
 	TERMUX_PKG_CLANG=no
 fi