5 files changed, 6 insertions, 6 deletions
diff --git a/pkgs/tools/text/kytea/default.nix b/pkgs/tools/text/kytea/default.nix
index 9cbc2c030a4..322fa77ebad 100644
--- a/pkgs/tools/text/kytea/default.nix
+++ b/pkgs/tools/text/kytea/default.nix
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
 
   patches = [ ./gcc-O3.patch ];
 
-  NIX_CFLAGS_COMPILE = lib.optionalString stdenv.cc.isClang "-Wno-error=c++11-narrowing";
+  env.NIX_CFLAGS_COMPILE = lib.optionalString stdenv.cc.isClang "-Wno-error=c++11-narrowing";
 
   meta = with lib; {
     homepage = "http://www.phontron.com/kytea/";
diff --git a/pkgs/tools/text/qgrep/default.nix b/pkgs/tools/text/qgrep/default.nix
index 4145ec656d2..7db56539bf2 100644
--- a/pkgs/tools/text/qgrep/default.nix
+++ b/pkgs/tools/text/qgrep/default.nix
@@ -21,10 +21,10 @@ stdenv.mkDerivation rec {
 
   buildInputs = lib.optionals stdenv.isDarwin [ CoreServices CoreFoundation ];
 
-  NIX_CFLAGS_COMPILE = lib.optionals (stdenv.cc.isGNU && lib.versionAtLeast stdenv.cc.version "12") [
+  env.NIX_CFLAGS_COMPILE = toString (lib.optionals (stdenv.cc.isGNU && lib.versionAtLeast stdenv.cc.version "12") [
     # Needed with GCC 12 but breaks on darwin (with clang) or older gcc
     "-Wno-error=mismatched-new-delete"
-  ];
+  ]);
 
   postPatch = lib.optionalString stdenv.isAarch64 ''
     substituteInPlace Makefile \
diff --git a/pkgs/tools/text/sgml/jade/default.nix b/pkgs/tools/text/sgml/jade/default.nix
index 891e26017e6..a744300bfdd 100644
--- a/pkgs/tools/text/sgml/jade/default.nix
+++ b/pkgs/tools/text/sgml/jade/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ gnum4 ];
 
-  NIX_CFLAGS_COMPILE = "-Wno-deprecated";
+  env.NIX_CFLAGS_COMPILE = "-Wno-deprecated";
 
   # Makefile is missing intra-library depends, fails build as:
   # ld: cannot find -lsp
diff --git a/pkgs/tools/text/silver-searcher/default.nix b/pkgs/tools/text/silver-searcher/default.nix
index 53146ddd061..94c5c8cf02f 100644
--- a/pkgs/tools/text/silver-searcher/default.nix
+++ b/pkgs/tools/text/silver-searcher/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
   #   ld: src/zfile.o:/build/source/src/log.h:12: multiple definition of
   #     `print_mtx'; src/ignore.o:/build/source/src/log.h:12: first defined here
   # TODO: remove once next release has https://github.com/ggreer/the_silver_searcher/pull/1377
-  NIX_CFLAGS_COMPILE = "-fcommon";
+  env.NIX_CFLAGS_COMPILE = "-fcommon";
   NIX_LDFLAGS = lib.optionalString stdenv.isLinux "-lgcc_s";
 
   nativeBuildInputs = [ autoreconfHook pkg-config ];
diff --git a/pkgs/tools/text/smu/default.nix b/pkgs/tools/text/smu/default.nix
index 02a29a91f47..85e593982e8 100644
--- a/pkgs/tools/text/smu/default.nix
+++ b/pkgs/tools/text/smu/default.nix
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
   };
 
   # _FORTIFY_SOURCE requires compiling with optimization (-O)
-  NIX_CFLAGS_COMPILE = "-O";
+  env.NIX_CFLAGS_COMPILE = "-O";
 
   makeFlags = [
     "PREFIX=${placeholder "out"}"