diff --git a/net/gpsd/Portfile b/net/gpsd/Portfile
index 6d80194b9af..7358e452506 100644
--- a/net/gpsd/Portfile
+++ b/net/gpsd/Portfile
@@ -4,7 +4,7 @@ PortSystem              1.0
 
 name                    gpsd
 version                 3.27.5
-revision                0
+revision                1
 categories              net
 license                 BSD
 maintainers             {michaelld @michaelld} \
@@ -81,6 +81,11 @@ pre-fetch {
     }
 }
 
+# Avoid building webpages that we won't install, anyway.
+# Aside from saving time, this avoids a mysterious new problem
+# with the 'dia' program and compressed input.
+patchfiles-append       patch-no-www.diff
+
 set pyver_dotted [dotted_ver ${pyver_no_dot}]
 
 # NOTE:  All Python dependencies which are conceptually depends_run actually
diff --git a/net/gpsd/files/patch-no-www.diff b/net/gpsd/files/patch-no-www.diff
new file mode 100644
index 00000000000..6e22e75ec6d
--- /dev/null
+++ b/net/gpsd/files/patch-no-www.diff
@@ -0,0 +1,32 @@
+--- SConscript.orig	2025-12-30 14:16:31.000000000 -0800
++++ SConscript	2026-04-25 15:56:19.000000000 -0700
+@@ -2215,7 +2215,6 @@ python_misc = [
+     "tests/test_clienthelpers.py",
+     "tests/test_misc.py",
+     "tests/test_xgps_deps.py",
+-    "www/gpscap.py",
+     "valgrind-audit.py"
+ ]
+ 
+@@ -2409,13 +2408,6 @@ templated = {
+     "systemd/gpsdctl@.service": "systemd/gpsdctl@.service.in",
+     "systemd/gpsd.service": "systemd/gpsd.service.in",
+     "systemd/gpsd.socket": "systemd/gpsd.socket.in",
+-    "www/faq.html": "www/faq.html.in",
+-    "www/gps_report.cgi": "www/gps_report.cgi.in",
+-    "www/gpscap.py": "www/gpscap.py.in",
+-    "www/hacking.html": "www/hacking.html.in",
+-    "www/hardware-head.html": "www/hardware-head.html.in",
+-    "www/index.html": "www/index.html.in",
+-    "www/troubleshooting.html": "www/troubleshooting.html.in",
+     }
+ 
+ for (tgt, src) in templated.items():
+@@ -2625,7 +2617,6 @@ build_src = [
+     mib_files,
+     packing,
+     sbin_binaries,
+-    webpages,
+     ]
+ 
+ if env['python']: