5 files changed, 5 insertions, 5 deletions
diff --git a/pkgs/development/compilers/ocaml/3.10.0.nix b/pkgs/development/compilers/ocaml/3.10.0.nix
index fdd95db54406..281aa1a9de6f 100644
--- a/pkgs/development/compilers/ocaml/3.10.0.nix
+++ b/pkgs/development/compilers/ocaml/3.10.0.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation (rec {
     sed -e "s@/bin/cat@$CAT@" -i config/auto-aux/sharpbang
   '';
   postBuild = ''
-    ensureDir $out/include
+    mkdir -p $out/include
     ln -sv $out/lib/ocaml/caml $out/include/caml
   '';
 
diff --git a/pkgs/development/compilers/ocaml/3.11.1.nix b/pkgs/development/compilers/ocaml/3.11.1.nix
index 0add40dcd68f..f7db9231bd42 100644
--- a/pkgs/development/compilers/ocaml/3.11.1.nix
+++ b/pkgs/development/compilers/ocaml/3.11.1.nix
@@ -31,7 +31,7 @@ stdenv.mkDerivation rec {
     patch -p0 < ${./mips64.patch}
   '';
   postBuild = ''
-    ensureDir $out/include
+    mkdir -p $out/include
     ln -sv $out/lib/ocaml/caml $out/include/caml
   '';
 
diff --git a/pkgs/development/compilers/ocaml/3.12.1.nix b/pkgs/development/compilers/ocaml/3.12.1.nix
index eaf1f55e281b..155523ebe560 100644
--- a/pkgs/development/compilers/ocaml/3.12.1.nix
+++ b/pkgs/development/compilers/ocaml/3.12.1.nix
@@ -25,7 +25,7 @@ stdenv.mkDerivation rec {
     sed -e "s@/bin/cat@$CAT@" -i config/auto-aux/sharpbang
   '';
   postBuild = ''
-    ensureDir $out/include
+    mkdir -p $out/include
     ln -sv $out/lib/ocaml/caml $out/include/caml
   '';
 
diff --git a/pkgs/development/compilers/ocaml/ber-metaocaml-003.nix b/pkgs/development/compilers/ocaml/ber-metaocaml-003.nix
index 5b3052b544ab..df3e9e73af59 100644
--- a/pkgs/development/compilers/ocaml/ber-metaocaml-003.nix
+++ b/pkgs/development/compilers/ocaml/ber-metaocaml-003.nix
@@ -43,7 +43,7 @@ stdenv.mkDerivation rec {
     cd ..
   '';
   postBuild = ''
-    ensureDir $out/include
+    mkdir -p $out/include
     ln -sv $out/lib/ocaml/caml $out/include/caml
   '';
   postInstall = ''
diff --git a/pkgs/development/compilers/ocaml/metaocaml-3.09.nix b/pkgs/development/compilers/ocaml/metaocaml-3.09.nix
index b115a8fedcfb..4313dcd7537e 100644
--- a/pkgs/development/compilers/ocaml/metaocaml-3.09.nix
+++ b/pkgs/development/compilers/ocaml/metaocaml-3.09.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation (rec {
     sed -e "s@/bin/cat@$CAT@" -i config/auto-aux/sharpbang
   '';
   postBuild = ''
-    ensureDir $out/include
+    mkdir -p $out/include
     ln -sv $out/lib/ocaml/caml $out/include/caml
   '';