diff --git a/corkscrew-2.0-configure-c99.patch b/corkscrew-2.0-configure-c99.patch
deleted file mode 100644
index ea46eba..0000000
--- a/corkscrew-2.0-configure-c99.patch
+++ /dev/null
@@ -1,33 +0,0 @@
-diff --git a/configure b/configure
-index 6903f54..af12a92 100755
---- a/configure
-+++ b/configure
-@@ -906,7 +906,7 @@ cat > conftest.$ac_ext << EOF
- #line 907 "configure"
- #include "confdefs.h"
- 
--main(){return(0);}
-+int main(){return(0);}
- EOF
- if { (eval echo configure:912: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
-   ac_cv_prog_cc_works=yes
-@@ -1450,7 +1450,7 @@ cat > conftest.$ac_ext << EOF
- #line 1451 "configure"
- #include "confdefs.h"
- 
--main(){return(0);}
-+int main(){return(0);}
- EOF
- if { (eval echo configure:1456: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
-   ac_cv_prog_cc_works=yes
-@@ -1999,8 +1999,8 @@ else
- #define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
- #define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))
- int main () { int i; for (i = 0; i < 256; i++)
--if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
--exit (0); }
-+if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) return 2;
-+return 0; }
- 
- EOF
- if { (eval echo configure:2007: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
diff --git a/corkscrew.spec b/corkscrew.spec
index 5bb8ee1..369859a 100644
--- a/corkscrew.spec
+++ b/corkscrew.spec
@@ -1,16 +1,14 @@
 Summary:	Tool for tunneling SSH through HTTP proxies
 Name:		corkscrew
 Version:	2.0
-Release:	40%{?dist}
-# Automatically converted from old format: GPLv2 - review is highly recommended.
-License:	GPL-2.0-only
+Release:	31%{?dist}
+License:	GPLv2
 URL:		http://freshmeat.sourceforge.net/projects/corkscrew
 Source0:	http://www.agroman.net/corkscrew/%{name}-%{version}.tar.gz
 Source1:	%{name}.1
 
 Patch0:		%{name}-%{version}-from-debian.patch
 Patch1:		%{name}-%{version}-typo.patch
-Patch2:		%{name}-%{version}-configure-c99.patch
 
 BuildRequires:	gcc
 BuildRequires: make
@@ -27,9 +25,8 @@ It has been tested with the following HTTP proxies :
 
 %prep
 %setup -q
-%patch -P0 -p1
-%patch -P1 -p1
-%patch -P2 -p1
+%patch0 -p1
+%patch1 -p1
 
 %build
 %configure
@@ -52,33 +49,6 @@ install -p -m644 %{SOURCE1} $RPM_BUILD_ROOT%{_mandir}/man1
 %{_mandir}/man1/%{name}.1.gz
 
 %changelog
-* Wed Jul 23 2025 Fedora Release Engineering <releng@fedoraproject.org> - 2.0-40
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_43_Mass_Rebuild
-
-* Thu Jan 16 2025 Fedora Release Engineering <releng@fedoraproject.org> - 2.0-39
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild
-
-* Mon Jul 29 2024 Miroslav Suchý <msuchy@redhat.com> - 2.0-38
-- convert license to SPDX
-
-* Wed Jul 17 2024 Fedora Release Engineering <releng@fedoraproject.org> - 2.0-37
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild
-
-* Wed Jan 24 2024 Fedora Release Engineering <releng@fedoraproject.org> - 2.0-36
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild
-
-* Fri Jan 19 2024 Fedora Release Engineering <releng@fedoraproject.org> - 2.0-35
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild
-
-* Wed Jul 19 2023 Fedora Release Engineering <releng@fedoraproject.org> - 2.0-34
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild
-
-* Thu Jan 19 2023 Fedora Release Engineering <releng@fedoraproject.org> - 2.0-33
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild
-
-* Mon Dec 19 2022 Peter Fordham <peter.fordham@gmail.com> - 2.0-32
-- Port configure script to C99
-
 * Wed Jul 20 2022 Fedora Release Engineering <releng@fedoraproject.org> - 2.0-31
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_37_Mass_Rebuild