diff --git a/testing/h4h5tools/APKBUILD b/testing/h4h5tools/APKBUILD
index 6c21344d4ce..18a1e919754 100644
--- a/testing/h4h5tools/APKBUILD
+++ b/testing/h4h5tools/APKBUILD
@@ -21,6 +21,7 @@ prepare() {
 }
 
 build() {
+	export CFLAGS="$CFLAGS -Wno-incompatible-pointer-types"
 	export CPPFLAGS="$CPPFLAGS -I/usr/include/tirpc"
 	export LIBS="$LIBS -ldf -lmfhdf -lz -ltirpc -ljpeg"
 	./configure \