-TERMUX_PKG_VERSION=15.11
-TERMUX_PKG_BUILD_REVISION=1
-TERMUX_PKG_SRCURL=http://software-lab.de/picoLisp-${TERMUX_PKG_VERSION}.tgz
+TERMUX_PKG_DEPENDS="libcrypt, openssl"
+_PICOLISP_YEAR=16
+_PICOLISP_MONTH=12
+_PICOLISP_DAY=22
+TERMUX_PKG_VERSION=${_PICOLISP_YEAR}.${_PICOLISP_MONTH}.${_PICOLISP_DAY}
+# 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_SHA256=af64df40f87a0dfbdb1f61e1b319d96a07feed123175fc0d17a849f03c36b26a