diff --git a/packages/ttyrec/build.sh b/packages/ttyrec/build.sh
index 7d84ecb99..0b3bb7650 100644
--- a/packages/ttyrec/build.sh
+++ b/packages/ttyrec/build.sh
@@ -6,8 +6,12 @@ TERMUX_PKG_SRCURL=http://0xcc.net/ttyrec/ttyrec-${TERMUX_PKG_VERSION}.tar.gz
 TERMUX_PKG_SHA256=ef5e9bf276b65bb831f9c2554cd8784bd5b4ee65353808f82b7e2aef851587ec
 TERMUX_PKG_BUILD_IN_SRC=yes
 
-termux_step_make_install () {
-        cp ttyrec ttyplay ttytime $TERMUX_PREFIX/bin
-        mkdir -p $TERMUX_PREFIX/share/man/man1
-        cp ttyrec.1 ttyplay.1 ttytime.1 $TERMUX_PREFIX/share/man/man1
+termux_step_pre_configure() {
+	CFLAGS+=" -Dset_progname=setprogname"
+}
+
+termux_step_make_install () {
+	cp ttyrec ttyplay ttytime $TERMUX_PREFIX/bin
+	mkdir -p $TERMUX_PREFIX/share/man/man1
+	cp ttyrec.1 ttyplay.1 ttytime.1 $TERMUX_PREFIX/share/man/man1
 }