--- Arctic-Fox-46.0/build/autoconf/icu.m4.old	2025-06-14 08:55:06.000000000 -0500
+++ Arctic-Fox-46.0/build/autoconf/icu.m4	2025-06-27 02:24:47.370672196 -0500
@@ -15,7 +15,7 @@
     MOZ_SYSTEM_ICU=1)
 
 if test -n "$MOZ_SYSTEM_ICU"; then
-    PKG_CHECK_MODULES(MOZ_ICU, icu-i18n >= 50.1)
+    PKG_CHECK_MODULES(MOZ_ICU, icu-i18n >= 50.1 icu-uc >= 50.1)
     CFLAGS="$CFLAGS $MOZ_ICU_CFLAGS"
     CXXFLAGS="$CXXFLAGS $MOZ_ICU_CFLAGS"
 fi