diff --git a/kf6-kimageformats/kf6-kimageformats.spec b/kf6-kimageformats/kf6-kimageformats.spec
index 88f9ebc..ec275c2 100644
--- a/kf6-kimageformats/kf6-kimageformats.spec
+++ b/kf6-kimageformats/kf6-kimageformats.spec
@@ -3,6 +3,10 @@
 
 %define rname kimageformats
 
+# Temporarily disable AVIF/HEIF support until dependencies are available
+%bcond_with avif
+%bcond_with heif
+
 %if 0%{?suse_version} > 1500
 # Fails on Leap 15 with '/usr/include/OpenEXR/ImathVec.h:228:34: error: ISO C++17 does not allow dynamic exception specification'
 %define with_exr 1
@@ -31,8 +35,12 @@ BuildRequires:  cmake(KF6Archive) >= %{_kf6_version}
 BuildRequires:  cmake(Qt6Gui) >= %{qt6_version}
 BuildRequires:  cmake(Qt6PrintSupport) >= %{qt6_version}
 BuildRequires:  cmake(Qt6Test) >= %{qt6_version}
+%if %{with avif}
 BuildRequires:  cmake(libavif) >= 0.8.2
+%endif
+%if %{with heif}
 BuildRequires:  cmake(libheif) >= 1.10.0
+%endif
 %if 0%{?with_jp2}
 BuildRequires:  cmake(OpenJPEG)
 %endif
@@ -73,7 +81,17 @@ to provide additional image format plugins for QtGui.
 %autosetup -p1 -n %{rname}-%{version}
 
 %build
-%cmake_kf6 -DKIMAGEFORMATS_HEIF:BOOL=TRUE
+%cmake_kf6 \
+%if %{with avif}
+  -DKIMAGEFORMATS_AVIF:BOOL=TRUE \
+%else
+  -DKIMAGEFORMATS_AVIF:BOOL=FALSE \
+%endif
+%if %{with heif}
+  -DKIMAGEFORMATS_HEIF:BOOL=TRUE
+%else
+  -DKIMAGEFORMATS_HEIF:BOOL=FALSE
+%endif
 
 %kf6_build
 
@@ -86,13 +104,17 @@ to provide additional image format plugins for QtGui.
 %license LICENSES/*
 %dir %{_kf6_plugindir}/imageformats
 %{_kf6_plugindir}/imageformats/kimg_ani.so
+%if %{with avif}
 %{_kf6_plugindir}/imageformats/kimg_avif.so
+%endif
 %{_kf6_plugindir}/imageformats/kimg_dds.so
 %if 0%{?with_exr}
 %{_kf6_plugindir}/imageformats/kimg_exr.so
 %endif
 %{_kf6_plugindir}/imageformats/kimg_hdr.so
+%if %{with heif}
 %{_kf6_plugindir}/imageformats/kimg_heif.so
+%endif
 %if 0%{?with_jxl}
 %{_kf6_plugindir}/imageformats/kimg_jxl.so
 %endif