diff --git a/srcpkgs/yabasic/template b/srcpkgs/yabasic/template
index 183b7400cf1..a748cebb01d 100644
--- a/srcpkgs/yabasic/template
+++ b/srcpkgs/yabasic/template
@@ -1,7 +1,7 @@
 # Template file for 'yabasic'
 pkgname=yabasic
 reverts="2.769_1"
-version=2.90.4
+version=2.91.2
 revision=1
 build_style=gnu-configure
 hostmakedepends="pkg-config"
@@ -11,7 +11,16 @@ maintainer="Orphaned <orphan@voidlinux.org>"
 license="MIT"
 homepage="https://2484.de/yabasic/"
 distfiles="https://2484.de/yabasic/download/yabasic-${version}.tar.gz"
-checksum=b5de78482d4b9cedf3d3b9b706c543a6202c9a8933078c67e1d6d575f7981fc3
+checksum=7dc609c078fe81bb6e7728a87873d7010a21f520a4d513313aa1160371f771d5
+
+post_patch() {
+	# those test cases use tmux which for some reason can't fdforkpty(3)
+	vsed \
+		-e 's;tests/inkey.sh;;' \
+		-e 's;tests/print-at.sh;;' \
+		-e 's;tests/run_in_script.sh;;' \
+		-i Makefile.in
+}
 
 do_install() {
 	vbin yabasic