diff --git a/gegl.changes b/gegl.changes
index a4230d3..49c88b0 100644
--- a/gegl.changes
+++ b/gegl.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Mon Sep 16 11:20:53 UTC 2024 - Stephan Hemeier <Sauerlandlinux@gmx.de>
+
+- add revertleap.patch to get gegl build on older ffmpegs
+
 -------------------------------------------------------------------
 Wed Jul 31 06:02:54 UTC 2024 - Dominique Leuenberger <dimstar@opensuse.org>
 
diff --git a/gegl.spec b/gegl.spec
index 24d1c7a..16f0123 100644
--- a/gegl.spec
+++ b/gegl.spec
@@ -37,6 +37,7 @@ Source1:        normalize-gir.pl
 Source99:       baselibs.conf
 # PATCH-FIX-UPSTREAM
 Patch0:         https://gitlab.gnome.org/GNOME/gegl/-/commit/66de8124.patch
+Patch1:         revertleap.patch
 
 BuildRequires:  ImageMagick
 BuildRequires:  asciidoc
diff --git a/revertleap.patch b/revertleap.patch
new file mode 100644
index 0000000..1977a64
--- /dev/null
+++ b/revertleap.patch
@@ -0,0 +1,17 @@
+diff -Naur gegl-0.4.48/operations/external/ff-save.c gegl-0.4.48n/operations/external/ff-save.c
+--- gegl-0.4.48/operations/external/ff-save.c	2024-09-16 13:16:40.708415682 +0200
++++ gegl-0.4.48n/operations/external/ff-save.c	2024-09-16 13:16:16.068494024 +0200
+@@ -470,8 +470,13 @@
+         {
+           float left = 0, right = 0;
+           get_sample_data (p, i + p->audio_read_pos, &left, &right);
++#if LIBAVCODEC_VERSION_MAJOR < 61
++          ((int32_t*)frame->data[0])[c->channels*i+0] = left * (1<<31);
++          ((int32_t*)frame->data[0])[c->channels*i+1] = right * (1<<31);
++#else
+           ((int32_t*)frame->data[0])[c->ch_layout.nb_channels*i+0] = left * (1<<31);
+           ((int32_t*)frame->data[0])[c->ch_layout.nb_channels*i+1] = right * (1<<31);
++#endif
+         }
+         break;
+       case AV_SAMPLE_FMT_S32P: