diff --git a/crun.spec b/crun.spec
index 02ad775..df5ffb6 100644
--- a/crun.spec
+++ b/crun.spec
@@ -1,6 +1,5 @@
 %global krun_opts %{nil}
 %global wasmedge_opts %{nil}
-%global yajl_opts %{nil}
 
 %if %{defined copr_username}
 %define copr_build 1
@@ -25,11 +24,6 @@
 
 %endif
 
-%if %{defined fedora} || (%{defined rhel} && 0%{?rhel} < 10)
-%global system_yajl 1
-%else
-%global yajl_opts --enable-embedded-yajl
-%endif
 
 Summary: OCI runtime written in C
 Name: crun
@@ -42,7 +36,7 @@ Epoch: 102
 # If that's what you're reading, Version must be 0, and will be updated by Packit for
 # copr and koji builds.
 # If you're reading this on dist-git, the version is automatically filled in by Packit.
-Version: 1.27
+Version: 1.28
 Release: 1%{?dist}
 URL: https://github.com/containers/%{name}
 Source0: %{url}/releases/download/%{version}/%{name}-%{version}.tar.zst
@@ -62,9 +56,7 @@ BuildRequires: libcap-devel
 BuildRequires: libkrun-devel
 %endif
 BuildRequires: systemd-devel
-%if %{defined system_yajl}
-BuildRequires: yajl-devel
-%endif
+BuildRequires: json-c-devel >= 0.14
 BuildRequires: libseccomp-devel
 BuildRequires: python3-libmount
 BuildRequires: libtool
@@ -113,7 +105,7 @@ Recommends: wasmedge
 
 %build
 ./autogen.sh
-%configure --disable-silent-rules %{krun_opts} %{wasmedge_opts} %{yajl_opts}
+%configure --disable-silent-rules %{krun_opts} %{wasmedge_opts}
 %make_build
 
 %install
@@ -142,6 +134,9 @@ rm -rf %{buildroot}%{_prefix}/lib*
 %endif
 
 %changelog
+* Wed Jun 17 2026 Jindrich Novy <jnovy@redhat.com> - 1.28-1
+- update to https://github.com/containers/crun/releases/tag/1.28
+- Resolves: RHEL-185736
 * Mon Apr 20 2026 Jindrich Novy <jnovy@redhat.com> - 1.27-1
 - update to https://github.com/containers/crun/releases/tag/1.27
 - add conditional Requires on container-selinux for SELinux-enabled systems
diff --git a/sources b/sources
index f514fb8..87ff8bd 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (crun-1.27.tar.zst) = 89a2c6d894926f16afaee27fb6460bdfe7633c6716ace459d86c3adaa1f6e11cdfad3371ffc26d91d63185a2249ad56ff88272e459d5837524d820d945dd2878
+SHA512 (crun-1.28.tar.zst) = 9a2ee5c53169e166f415bcd7713b03e0ce8ec007a6ec6409aa72a1339881efa0155338c1147dcf39fbce100888f3217cb6bab51f45d5a2656f7eef34dc4d1eef