diff --git a/gnu/local.mk b/gnu/local.mk
index 755b69d32f..816f68cd6f 100644
--- a/gnu/local.mk
+++ b/gnu/local.mk
@@ -1278,6 +1278,7 @@ dist_patch_DATA =						\
   %D%/packages/patches/ffmpeg-jami-remove-mjpeg-log.patch	\
   %D%/packages/patches/ffmpeg-jami-screen-sharing-x11-fix.patch	\
   %D%/packages/patches/ffmpeg-4-binutils-2.41.patch	\
+  %D%/packages/patches/fgallery-also-look-for-7z.patch		\
   %D%/packages/patches/fifengine-boost-compat.patch		\
   %D%/packages/patches/fifengine-python-3.9-compat.patch	\
   %D%/packages/patches/fifengine-swig-compat.patch		\
diff --git a/gnu/packages/graphics.scm b/gnu/packages/graphics.scm
index d1ada9ec37..ac861f1ef6 100644
--- a/gnu/packages/graphics.scm
+++ b/gnu/packages/graphics.scm
@@ -2219,7 +2219,10 @@ improve the thumbnail cutting region, so that faces are always centered.")
                 "fgallery-" version ".zip"))
               (sha256
                (base32
-                "0zf6r88m2swgj1ylgh3qa1knzb4if501hzvga37h9psy8k179w8n"))))
+                "0zf6r88m2swgj1ylgh3qa1knzb4if501hzvga37h9psy8k179w8n"))
+              ;; TODO: Remove this patch when updating the package.
+              ;; Merged upstream at https://gitlab.com/wavexx/fgallery/-/commit/67b4a41de3f788e77ca619658950bae0e33b277b.
+              (patches (search-patches "fgallery-also-look-for-7z.patch"))))
     (build-system gnu-build-system)
     (arguments
      `(#:tests? #f ; no tests
@@ -2255,7 +2258,7 @@ improve the thumbnail cutting region, so that faces are always centered.")
                                          "zip"
                                          "jpegoptim"
                                          "pngcrush"
-                                         "p7zip")))
+                                         "7zip")))
                  `("PERL5LIB" ":" prefix (,perl5lib)))))))))
     (native-inputs
      (list unzip))
@@ -2272,7 +2275,7 @@ improve the thumbnail cutting region, so that faces are always centered.")
            perl-image-exiftool
            jpegoptim
            pngcrush
-           p7zip))
+           7zip))
     (home-page "https://www.thregr.org/~wavexx/software/fgallery/")
     (synopsis "Static photo gallery generator")
     (description
diff --git a/gnu/packages/patches/fgallery-also-look-for-7z.patch b/gnu/packages/patches/fgallery-also-look-for-7z.patch
new file mode 100644
index 0000000000..207f77ab76
--- /dev/null
+++ b/gnu/packages/patches/fgallery-also-look-for-7z.patch
@@ -0,0 +1,37 @@
+Note: The 7zip package only provides the bin/7z, not bin/7zz or bin/7za.
+
+From 71148e6f8d98936064733eeeac7d42b4cddddd23 Mon Sep 17 00:00:00 2001
+From: "kestrelwx" <kestrel.w@proton.me>
+Date: Sat, 18 Oct 2025 14:56:04 +0300
+Subject: [PATCH] Also check for 7z in $PATH.
+To: wave++ "Yuri D'Elia" <wavexx@thregr.org>
+
+From: kestrel <kestrel.w@proton.me>
+
+---
+ fgallery | 4 +++-
+ 1 file changed, 3 insertions(+), 1 deletion(-)
+
+diff --git a/fgallery b/fgallery
+index 1bf90e5..1da2c82 100755
+--- a/fgallery
++++ b/fgallery
+@@ -444,12 +444,14 @@ if($facedet && system("facedetect -h >/dev/null 2>&1")) {
+ my $p7zipcmd;
+ if(!system("7zz -h >/dev/null 2>&1")) {
+   $p7zipcmd = "7zz";
++} elsif(!system("7z -h >/dev/null 2>&1")) {
++  $p7zipcmd = "7z";
+ } elsif(!system("7za -h >/dev/null 2>&1")) {
+   $p7zipcmd = "7za";
+ } else {
+   $p7zip = 0;
+   if(system("zip -h >/dev/null 2>&1")) {
+-    fatal("cannot run \"zip\" (check if 7zz, 7za or zip is installed)");
++    fatal("cannot run \"zip\" (check if 7zz, 7za, 7z or zip is installed)");
+   }
+ }
+ 
+-- 
+2.51.0
+