diff --git a/deps-packaging/libcurl/cfbuild-libcurl.spec b/deps-packaging/libcurl/cfbuild-libcurl.spec
index 2626b7086..d00e049d7 100644
--- a/deps-packaging/libcurl/cfbuild-libcurl.spec
+++ b/deps-packaging/libcurl/cfbuild-libcurl.spec
@@ -1,4 +1,4 @@
-%define curl_version 8.1.2
+%define curl_version 8.4.0
 
 Summary: CFEngine Build Automation -- libcurl
 Name: cfbuild-libcurl
diff --git a/deps-packaging/libcurl/distfiles b/deps-packaging/libcurl/distfiles
index 4957691f2..1b0bc2af3 100644
--- a/deps-packaging/libcurl/distfiles
+++ b/deps-packaging/libcurl/distfiles
@@ -1 +1 @@
-2e5a9b8fcdc095bdd2f079561f369de71c5eb3b80f00a702fbe9a8b8d9897891  curl-8.1.2.tar.gz
+816e41809c043ff285e8c0f06a75a1fa250211bbfb2dc0a037eeef39f1a9e427  curl-8.4.0.tar.gz
diff --git a/deps-packaging/libcurl/hpux/build b/deps-packaging/libcurl/hpux/build
index 1ce54831d..d5e21d401 100755
--- a/deps-packaging/libcurl/hpux/build
+++ b/deps-packaging/libcurl/hpux/build
@@ -9,6 +9,9 @@ TTD=${BUILD_ROOT}/cfbuild-libcurl-devel${PREFIX}
 
 # Build
 
+# autotools on hpux 11.23 with gcc 4.2.3 uses -std=gnu99 which excludes _LARGEFILE_SOURCE required for fseeko()
+# see https://www.gnu.org/software/libc/manual/html_node/Feature-Test-Macros.html for reference on _LARGEFILE_SOURCE
+
 ./configure --prefix=$PREFIX \
     --with-sysroot=$PREFIX \
     --with-ssl=$PREFIX \
@@ -28,7 +31,7 @@ TTD=${BUILD_ROOT}/cfbuild-libcurl-devel${PREFIX}
     --without-polarssl \
     --without-winidn \
     --without-winssl \
-    CPPFLAGS="-DAF_LOCAL=AF_UNIX"
+    CPPFLAGS="-DAF_LOCAL=AF_UNIX -D_LARGEFILE_SOURCE"
 gmake
 
 # Test