diff --git a/srcpkgs/firefox/patches/fix-configure.patch b/srcpkgs/firefox/patches/fix-configure.patch
deleted file mode 100644
index a1947ca00fe..00000000000
--- a/srcpkgs/firefox/patches/fix-configure.patch
+++ /dev/null
@@ -1,19 +0,0 @@
---- old-configure.orig	2015-05-29 18:30:41.474423097 +0200
-+++ old-configure	2015-05-29 18:30:53.451550589 +0200
-@@ -10386,6 +10386,7 @@
-                  #endif
- ; return 0; }
- EOF
-+ac_compile='${CC-cc} -c $CFLAGS conftest.$ac_ext 1>&5'
- if { (eval echo configure:10390: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
-   :
- else
-@@ -11311,8 +11311,8 @@ ac_have_llvm_pr8927="no"
- ac_ext=c
- # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
- ac_cpp='$CPP $CPPFLAGS'
--ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
--ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
-+ac_compile='${CC-cc} -c conftest.$ac_ext 1>&5'
-+ac_link='${CC-cc} -o conftest${ac_exeext} conftest.$ac_ext $LIBS 1>&5'
- cross_compiling=$ac_cv_prog_cc_cross