diff --git a/MozillaFirefox.spec b/MozillaFirefox.spec
index 63915a0a..f39bf87f 100644
--- a/MozillaFirefox.spec
+++ b/MozillaFirefox.spec
@@ -388,7 +388,7 @@ export CXXFLAGS="\$CXXFLAGS -fimplicit-constexpr"
 %endif
 %ifarch %arm %ix86
 # Limit RAM usage during link
-export LDFLAGS="\$LDFLAGS -Wl,--no-keep-memory -Wl,--reduce-memory-overheads -Wl,--no-map-whole-files -Wl,--no-mmap-output-file"
+export LDFLAGS="\$LDFLAGS -Wl,--no-keep-memory -Wl,--reduce-memory-overheads -Wl,--no-map-whole-files"
 # A lie to prevent -Wl,--gc-sections being set which requires more memory than 32bit can offer
 export GC_SECTIONS_BREAKS_DEBUG_RANGES=yes
 %endif