diff --git a/ffmpeg-5.changes b/ffmpeg-5.changes
index 1d38a7a..ee6578b 100644
--- a/ffmpeg-5.changes
+++ b/ffmpeg-5.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Mon Feb 27 09:44:58 UTC 2023 - Jan Engelhardt <jengelh@inai.de>
+
+- Add ``Requires: this-is-only-for-build-envs`` [boo#1208652]
+
 -------------------------------------------------------------------
 Tue Jan 31 16:03:09 UTC 2023 - Jan Engelhardt <jengelh@inai.de>
 
diff --git a/ffmpeg-5.spec b/ffmpeg-5.spec
index 9a2b8f2..9c21402 100644
--- a/ffmpeg-5.spec
+++ b/ffmpeg-5.spec
@@ -848,6 +848,7 @@ Patch11:        ffmpeg-CVE-2022-3964.patch
 Patch91:        ffmpeg-dlopen-openh264.patch
 Patch92:        no-vk-video-decoding.patch
 BuildRequires:  c_compiler
+Requires:       this-is-only-for-build-envs
 
 %description
 FFmpeg is a multimedia framework.
@@ -865,6 +866,7 @@ Conflicts:      libavutil57
 Conflicts:      libpostproc56
 Conflicts:      libswresample4
 Conflicts:      libswscale6
+Requires:       this-is-only-for-build-envs
 
 %description libs
 FFmpeg is a multimedia framework.
@@ -889,6 +891,7 @@ Conflicts:      libswresample-devel
 Provides:       libswscale-devel = %version-%release
 Conflicts:      libswscale-devel
 Requires:       %name-libs = %version-%release
+Requires:       this-is-only-for-build-envs
 
 %description devel
 FFmpeg is a multimedia framework.