diff --git a/archivers/libdeflate/Makefile b/archivers/libdeflate/Makefile
index 1fd3c89f5cf7..8ebca8c70d79 100644
--- a/archivers/libdeflate/Makefile
+++ b/archivers/libdeflate/Makefile
@@ -1,25 +1,25 @@
 PORTNAME=	libdeflate
-DISTVERSION=	1.25
+PORTVERSION=	1.26
 CATEGORIES=	archivers
 MASTER_SITES=	https://github.com/ebiggers/${PORTNAME}/releases/download/v${DISTVERSION}/
 
 MAINTAINER=	danfe@FreeBSD.org
 COMMENT=	Fast, whole-buffer DEFLATE-based compression library
 WWW=		https://github.com/ebiggers/libdeflate
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/COPYING
 
-USES=		cmake:testing pathfix
+USES=		cmake:testing
 USE_LDCONFIG=	yes
 
 CMAKE_ON=	LIBDEFLATE_USE_SHARED_LIB
 CMAKE_TESTING_ON=	LIBDEFLATE_BUILD_TESTS
 
 OPTIONS_DEFINE=	DOCS
 
 post-install-DOCS-on:
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
 	${INSTALL_DATA} ${WRKSRC}/*.md ${STAGEDIR}${DOCSDIR}
 
 .include <bsd.port.mk>
diff --git a/archivers/libdeflate/distinfo b/archivers/libdeflate/distinfo
index b1f3e540ac4f..5e5d93677fe7 100644
--- a/archivers/libdeflate/distinfo
+++ b/archivers/libdeflate/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1762210491
-SHA256 (libdeflate-1.25.tar.gz) = fed5cd22f00f30cc4c2e5329f94e2b8a901df9fa45ee255cb70e2b0b42344477
-SIZE (libdeflate-1.25.tar.gz) = 186474
+TIMESTAMP = 1787425039
+SHA256 (libdeflate-1.26.tar.gz) = 125856d4656e0feab660f94842f835923410c9281fedbcee64598c918da42b5a
+SIZE (libdeflate-1.26.tar.gz) = 187565
diff --git a/archivers/libdeflate/files/patch-CMakeLists.txt b/archivers/libdeflate/files/patch-CMakeLists.txt
index b3a936908b33..09d7f7fd6d18 100644
--- a/archivers/libdeflate/files/patch-CMakeLists.txt
+++ b/archivers/libdeflate/files/patch-CMakeLists.txt
@@ -1,11 +1,17 @@
---- CMakeLists.txt.orig	2024-12-11 06:30:24 UTC
+--- CMakeLists.txt.orig	2026-08-22 16:05:42 UTC
 +++ CMakeLists.txt
-@@ -61,7 +61,7 @@ endif()
+@@ -1,4 +1,4 @@
+-cmake_minimum_required(VERSION 3.10)
++cmake_minimum_required(VERSION 3.10...9.99)
+ 
+ # Default to a release build.
+ if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
+@@ -353,7 +353,7 @@ endif()
+ configure_file(libdeflate.pc.in libdeflate.pc @ONLY)
+ if(LIBDEFLATE_INSTALL)
+     install(FILES ${CMAKE_CURRENT_BINARY_DIR}/libdeflate.pc
+-            DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig)
++            DESTINATION ${CMAKE_INSTALL_PREFIX}/libdata/pkgconfig)
  endif()
  
- # Set common C compiler flags for all targets (the library and the programs).
--set(CMAKE_C_FLAGS_RELEASE "-O2 -DNDEBUG")
-+# set(CMAKE_C_FLAGS_RELEASE "-O2 -DNDEBUG")
- set(CMAKE_C_STANDARD 99)
- if(NOT MSVC)
-     check_c_compiler_flag(-Wdeclaration-after-statement HAVE_WDECLARATION_AFTER_STATEMENT)
+ # Generate a "libdeflate-targets.cmake" file in the build tree that can be