diff --git a/academic/xflr5/link_directly.patch b/academic/xflr5/link_directly.patch
deleted file mode 100644
index 10259cc326..0000000000
--- a/academic/xflr5/link_directly.patch
+++ /dev/null
@@ -1,11 +0,0 @@
---- xflr5v6/xflr5v6.pro	2023-11-04 12:13:23.000000000 -0400
-+++ xflr5v6/xflr5v6.pro.new	2023-12-21 03:12:21.572518974 -0500
-@@ -121,7 +121,7 @@
- QMAKE_CFLAGS_WARN_ON -= -W3
- QMAKE_CFLAGS_WARN_ON += -W4
- 
--LIBS += -L../XFoil-lib -lXFoil
-+LIBS += ../XFoil-lib/libXFoil.so
- 
- 
- include(xflr5v6.pri)
diff --git a/academic/xflr5/link_directly.patch.gz b/academic/xflr5/link_directly.patch.gz
new file mode 100644
index 0000000000..232529802f
Binary files /dev/null and b/academic/xflr5/link_directly.patch.gz differ
diff --git a/academic/xflr5/xflr5.SlackBuild b/academic/xflr5/xflr5.SlackBuild
index 0ab76f588c..8bfc0a4705 100644
--- a/academic/xflr5/xflr5.SlackBuild
+++ b/academic/xflr5/xflr5.SlackBuild
@@ -88,7 +88,9 @@ sed -i "s/Exec=\/usr\/local\/bin\/xflr5/Exec=\/usr\/bin\/xflr5/g" linux/xflr5.de
 sed -i "s/Icon=\/usr\/local\/share\/xflr5\/xflr5.png/Icon=xflr5/g" linux/xflr5.desktop
 
 # Fix linking XFoil-lib
-patch -p0 < $CWD/link_directly.patch
+# Note: this patch *must* be gzipped, as it contain a mix of \n and \r\n
+# line endings, and git would strip the \r's.
+zcat $CWD/link_directly.patch.gz | patch -p0
 
 qmake-qt5 \
   PREFIX=/usr \