diff --git a/media-gfx/geeqie/files/geeqie-2.3-locale.patch b/media-gfx/geeqie/files/geeqie-2.3-locale.patch
new file mode 100644
index 0000000000000..05f8bdcfdaea4
--- /dev/null
+++ b/media-gfx/geeqie/files/geeqie-2.3-locale.patch
@@ -0,0 +1,11 @@
+diff -Naur geeqie-2.3.orig/src/misc.cc geeqie-2.3/src/misc.cc
+--- geeqie-2.3.orig/src/misc.cc	2024-03-06 16:56:22.000000000 +0100
++++ geeqie-2.3/src/misc.cc	2024-03-25 21:03:18.655779225 +0100
+@@ -23,6 +23,7 @@
+ #include <sys/stat.h>
+ #include <unistd.h>
+ 
++#include <clocale>
+ #include <cstdio>
+ #include <cstdlib>
+ #include <cstring>
diff --git a/media-gfx/geeqie/geeqie-2.3.ebuild b/media-gfx/geeqie/geeqie-2.3.ebuild
index 2b9b96fbe6a95..dae22816e4fd5 100644
--- a/media-gfx/geeqie/geeqie-2.3.ebuild
+++ b/media-gfx/geeqie/geeqie-2.3.ebuild
@@ -49,7 +49,9 @@ BDEPEND="
 
 REQUIRED_USE="lua? ( ${LUA_REQUIRED_USE} )"
 
-PATCHES=( "${FILESDIR}"/${PN}-2.3-test-ancillary.patch )
+PATCHES=( "${FILESDIR}"/${PN}-2.3-test-ancillary.patch
+	"${FILESDIR}"/${P}-locale.patch
+	)
 
 pkg_setup() {
 	# Do not require setting LUA_SINGLE_TARGET if lua is not used