diff --git a/pkgs/os-specific/bsd/netbsd/default.nix b/pkgs/os-specific/bsd/netbsd/default.nix
index 1a00128dcb5b..eeccd0fa07ea 100644
--- a/pkgs/os-specific/bsd/netbsd/default.nix
+++ b/pkgs/os-specific/bsd/netbsd/default.nix
@@ -8,8 +8,13 @@
   fetchcvs,
 }:
 
-makeScopeWithSplicing' {
+let
   otherSplices = generateSplicesForMkScope "netbsd";
+  buildNetbsd = otherSplices.selfBuildHost;
+in
+
+makeScopeWithSplicing' {
+  inherit otherSplices;
   f = (
     self:
     lib.packagesFromDirectoryRecursive {
@@ -47,8 +52,98 @@ makeScopeWithSplicing' {
       # if we don't perform these manual calls, we get infinite recursion issues
       # because of the splices.
 
+      compat = self.callPackage ./pkgs/compat/package.nix {
+        inherit (buildPackages) coreutils;
+        inherit (buildPackages.darwin) cctools-port;
+        inherit (buildNetbsd) makeMinimal;
+        inherit (self) install;
+      };
+
+      config = self.callPackage ./pkgs/config.nix {
+        inherit (buildNetbsd) makeMinimal install;
+        inherit (self) cksum;
+      };
+
+      csu = self.callPackage ./pkgs/csu.nix {
+        inherit (self) headers sys-headers ld_elf_so;
+        inherit (buildNetbsd)
+          netbsdSetupHook
+          makeMinimal
+          install
+          genassym
+          gencat
+          lorder
+          tsort
+          statHook
+          ;
+      };
+
+      include = self.callPackage ./pkgs/include.nix {
+        inherit (buildNetbsd)
+          makeMinimal
+          install
+          nbperf
+          rpcgen
+          ;
+        inherit (buildPackages) stdenv;
+      };
+
+      install = self.callPackage ./pkgs/install/package.nix {
+        inherit (self)
+          fts
+          mtree
+          make
+          compatIfNeeded
+          ;
+        inherit (buildNetbsd) makeMinimal;
+      };
+
+      libcMinimal = self.callPackage ./pkgs/libcMinimal.nix {
+        inherit (self) headers csu;
+        inherit (buildNetbsd)
+          netbsdSetupHook
+          makeMinimal
+          install
+          genassym
+          gencat
+          lorder
+          tsort
+          statHook
+          rpcgen
+          ;
+      };
+
+      libpthread-headers = self.callPackage ./pkgs/libpthread/headers.nix { };
+
+      librpcsvc = self.callPackage ./pkgs/librpcsvc.nix {
+        inherit (buildNetbsd)
+          netbsdSetupHook
+          makeMinimal
+          install
+          lorder
+          tsort
+          statHook
+          rpcgen
+          ;
+      };
+
+      libutil = self.callPackage ./pkgs/libutil.nix {
+        inherit (buildNetbsd)
+          netbsdSetupHook
+          makeMinimal
+          install
+          lorder
+          tsort
+          statHook
+          ;
+      };
+
+      lorder = self.callPackage ./pkgs/lorder.nix { inherit (buildNetbsd) makeMinimal install; };
+
+      mtree = self.callPackage ./pkgs/mtree.nix { inherit (self) mknod; };
+
       mkDerivation = self.callPackage ./pkgs/mkDerivation.nix {
-        inherit (buildPackages.netbsd)
+        inherit (buildNetbsd)
           netbsdSetupHook
           makeMinimal
           install
@@ -61,52 +156,14 @@ makeScopeWithSplicing' {
 
       makeMinimal = self.callPackage ./pkgs/makeMinimal.nix { inherit (self) make; };
 
-      compat = self.callPackage ./pkgs/compat/package.nix {
-        inherit (buildPackages) coreutils;
-        inherit (buildPackages.darwin) cctools-port;
-        inherit (buildPackages.netbsd) makeMinimal;
-        inherit (self) install;
-      };
-
-      install = self.callPackage ./pkgs/install/package.nix {
-        inherit (self)
-          fts
-          mtree
-          make
-          compatIfNeeded
-          ;
-        inherit (buildPackages.netbsd) makeMinimal;
-      };
-
       # See note in pkgs/stat/package.nix
-      stat = self.callPackage ./pkgs/stat/package.nix {
-        inherit (buildPackages.netbsd) makeMinimal install;
-      };
+      stat = self.callPackage ./pkgs/stat/package.nix { inherit (buildNetbsd) makeMinimal install; };
 
       # See note in pkgs/stat/hook.nix
       statHook = self.callPackage ./pkgs/stat/hook.nix { inherit (self) stat; };
 
-      tsort = self.callPackage ./pkgs/tsort.nix { inherit (buildPackages.netbsd) makeMinimal install; };
-
-      lorder = self.callPackage ./pkgs/lorder.nix { inherit (buildPackages.netbsd) makeMinimal install; };
-
-      config = self.callPackage ./pkgs/config.nix {
-        inherit (buildPackages.netbsd) makeMinimal install;
-        inherit (self) cksum;
-      };
-
-      include = self.callPackage ./pkgs/include.nix {
-        inherit (buildPackages.netbsd)
-          makeMinimal
-          install
-          nbperf
-          rpcgen
-          ;
-        inherit (buildPackages) stdenv;
-      };
-
       sys-headers = self.callPackage ./pkgs/sys/headers.nix {
-        inherit (buildPackages.netbsd)
+        inherit (buildNetbsd)
           makeMinimal
           install
           tsort
@@ -118,61 +175,7 @@ makeScopeWithSplicing' {
           ;
       };
 
-      libutil = self.callPackage ./pkgs/libutil.nix {
-        inherit (buildPackages.netbsd)
-          netbsdSetupHook
-          makeMinimal
-          install
-          lorder
-          tsort
-          statHook
-          ;
-      };
-
-      libpthread-headers = self.callPackage ./pkgs/libpthread/headers.nix { };
-
-      csu = self.callPackage ./pkgs/csu.nix {
-        inherit (self) headers sys-headers ld_elf_so;
-        inherit (buildPackages.netbsd)
-          netbsdSetupHook
-          makeMinimal
-          install
-          genassym
-          gencat
-          lorder
-          tsort
-          statHook
-          ;
-      };
-
-      libcMinimal = self.callPackage ./pkgs/libcMinimal.nix {
-        inherit (self) headers csu;
-        inherit (buildPackages.netbsd)
-          netbsdSetupHook
-          makeMinimal
-          install
-          genassym
-          gencat
-          lorder
-          tsort
-          statHook
-          rpcgen
-          ;
-      };
-
-      librpcsvc = self.callPackage ./pkgs/librpcsvc.nix {
-        inherit (buildPackages.netbsd)
-          netbsdSetupHook
-          makeMinimal
-          install
-          lorder
-          tsort
-          statHook
-          rpcgen
-          ;
-      };
-
-      mtree = self.callPackage ./pkgs/mtree.nix { inherit (self) mknod; };
+      tsort = self.callPackage ./pkgs/tsort.nix { inherit (buildNetbsd) makeMinimal install; };
     }
   );
 }
diff --git a/pkgs/os-specific/bsd/netbsd/pkgs/libpthread/base.nix b/pkgs/os-specific/bsd/netbsd/pkgs/libpthread/base.nix
deleted file mode 100644
index 08c298c0fe5d..000000000000
--- a/pkgs/os-specific/bsd/netbsd/pkgs/libpthread/base.nix
+++ /dev/null
@@ -1 +0,0 @@
-{ path = "lib/libpthread"; }
diff --git a/pkgs/os-specific/bsd/netbsd/pkgs/libpthread/headers.nix b/pkgs/os-specific/bsd/netbsd/pkgs/libpthread/headers.nix
index c3cc899017ee..41a447e2b408 100644
--- a/pkgs/os-specific/bsd/netbsd/pkgs/libpthread/headers.nix
+++ b/pkgs/os-specific/bsd/netbsd/pkgs/libpthread/headers.nix
@@ -1,12 +1,10 @@
 { lib, mkDerivation }:
 
-mkDerivation (
-  import ./base.nix
-  // {
-    pname = "libpthread-headers";
-    installPhase = "includesPhase";
-    dontBuild = true;
-    noCC = true;
-    meta.platforms = lib.platforms.netbsd;
-  }
-)
+mkDerivation {
+  path = "lib/libpthread";
+  pname = "libpthread-headers";
+  installPhase = "includesPhase";
+  dontBuild = true;
+  noCC = true;
+  meta.platforms = lib.platforms.netbsd;
+}
diff --git a/pkgs/os-specific/bsd/netbsd/pkgs/libpthread/package.nix b/pkgs/os-specific/bsd/netbsd/pkgs/libpthread/package.nix
index 2aa5a8f54066..8e0ef5fd1b74 100644
--- a/pkgs/os-specific/bsd/netbsd/pkgs/libpthread/package.nix
+++ b/pkgs/os-specific/bsd/netbsd/pkgs/libpthread/package.nix
@@ -7,31 +7,29 @@
   librt,
 }:
 
-mkDerivation (
-  import ./base.nix
-  // {
+mkDerivation {
+  path = "lib/libpthread";
 
-    libcMinimal = true;
+  libcMinimal = true;
 
-    outputs = [
-      "out"
-      "dev"
-      "man"
-    ];
+  outputs = [
+    "out"
+    "dev"
+    "man"
+  ];
 
-    SHLIBINSTALLDIR = "$(out)/lib";
+  SHLIBINSTALLDIR = "$(out)/lib";
 
-    # Hack around GCC's limits.h missing the include_next we want See
-    # https://gcc.gnu.org/legacy-ml/gcc/2003-10/msg01278.html
-    NIX_CFLAGS_COMPILE_BEFORE = "-isystem ${stdenvLibcMinimal.cc.libc.dev}/include";
+  # Hack around GCC's limits.h missing the include_next we want See
+  # https://gcc.gnu.org/legacy-ml/gcc/2003-10/msg01278.html
+  NIX_CFLAGS_COMPILE_BEFORE = "-isystem ${stdenvLibcMinimal.cc.libc.dev}/include";
 
-    extraPaths = [
-      "common"
-      libcMinimal.path
-      librt.path
-      "sys"
-    ];
+  extraPaths = [
+    "common"
+    libcMinimal.path
+    librt.path
+    "sys"
+  ];
 
-    meta.platforms = lib.platforms.netbsd;
-  }
-)
+  meta.platforms = lib.platforms.netbsd;
+}