diff --git a/perl-Text-Diff.spec b/perl-Text-Diff.spec
index 8986b2a..632e4f1 100644
--- a/perl-Text-Diff.spec
+++ b/perl-Text-Diff.spec
@@ -1,6 +1,6 @@
 Name:           perl-Text-Diff
 Version:        1.45
-Release:        24%{?dist}
+Release:        25%{?dist}
 Summary:        Perform diffs on files and record sets
 # lib/Text/Diff.pm - GPL-2.0-or-later OR Artistic-1.0-Perl
 # lib/Text/Diff/Config.pm - MIT
@@ -70,8 +70,16 @@ make pure_install DESTDIR=%{buildroot}
 mkdir -p %{buildroot}%{_libexecdir}/%{name}
 cp -a t %{buildroot}%{_libexecdir}/%{name}
 cat > %{buildroot}%{_libexecdir}/%{name}/test << 'EOF'
-#!/bin/sh
-cd %{_libexecdir}/%{name} && exec prove -I . -j "$(getconf _NPROCESSORS_ONLN)"
+#!/bin/bash
+set -e
+# Tests write into temporary files/directories. The solution is to copy the
+# tests into a writable directory and execute them from there.
+DIR=$(mktemp -d)
+pushd "$DIR"
+cp -a %{_libexecdir}/%{name}/* ./
+prove -I . -j "$(getconf _NPROCESSORS_ONLN)"
+popd
+rm -rf "$DIR"
 EOF
 chmod +x %{buildroot}%{_libexecdir}/%{name}/test
 
@@ -88,6 +96,10 @@ make test
 %{_libexecdir}/%{name}
 
 %changelog
+* Wed Dec 17 2025 Michal Josef Špaček <mspacek@redhat.com> - 1.45-25
+- Fix tests for Image Mode.
+  Resolves: RHEL-136489
+
 * Tue Oct 29 2024 Troy Dawson <tdawson@redhat.com> - 1.45-24
 - Bump release for October 2024 mass rebuild:
   Resolves: RHEL-64018