diff --git a/pkgs/development/beam-modules/default.nix b/pkgs/development/beam-modules/default.nix
index fb0b8b5debad..c4dbcf310d9f 100644
--- a/pkgs/development/beam-modules/default.nix
+++ b/pkgs/development/beam-modules/default.nix
@@ -86,6 +86,7 @@ makeScopeWithSplicing' {
         mixBuildDirHook
         mixCompileHook
         mixEscriptSetupHook
+        mixFodDepsSetupHook
         mixReleaseSetupHook
         rebar3CompileHook
         rebarDevendorPatchHook
diff --git a/pkgs/development/beam-modules/hooks/default.nix b/pkgs/development/beam-modules/hooks/default.nix
index 304134c645fe..42d24aaac61d 100644
--- a/pkgs/development/beam-modules/hooks/default.nix
+++ b/pkgs/development/beam-modules/hooks/default.nix
@@ -33,6 +33,11 @@
     meta.license = lib.licenses.mit;
   } ./mix-escript-setup-hook.sh;
 
+  mixFodDepsSetupHook = makeSetupHook {
+    name = "mix-fod-deps-setup-hook";
+    meta.license = lib.licenses.mit;
+  } ./mix-fod-deps-setup-hook.sh;
+
   mixReleaseSetupHook = makeSetupHook {
     name = "mix-release-setup-hook.sh";
     meta.license = lib.licenses.mit;
diff --git a/pkgs/development/beam-modules/hooks/mix-fod-deps-setup-hook.sh b/pkgs/development/beam-modules/hooks/mix-fod-deps-setup-hook.sh
new file mode 100755
index 000000000000..2c5235050b58
--- /dev/null
+++ b/pkgs/development/beam-modules/hooks/mix-fod-deps-setup-hook.sh
@@ -0,0 +1,29 @@
+# shellcheck shell=bash
+
+mixFodDepsPostUnpack() {
+  echo "Executing mixFodDepsPostUnpack"
+
+  if [ -n "${mixFodDeps-}" ]; then
+    # Compilation of the dependencies will require that the dependency path is
+    # writable, thus a copy to the $TEMPDIR is inevitable here.
+    export MIX_DEPS_PATH="$TEMPDIR/deps"
+    cp --no-preserve=mode -R "${mixFodDeps}" "$MIX_DEPS_PATH"
+  fi
+
+  echo "Finished mixFodDepsPostUnpack"
+}
+
+mixFodDepsPostConfigure() {
+  echo "Executing mixFodDepsPostConfigure"
+
+  if [ -n "${mixFodDeps-}" ]; then
+    # Symlink deps to build root. Allows for mixFodDeps Phoenix projects to
+    # find javascript assets.
+    ln -s "$MIX_DEPS_PATH" ./deps
+  fi
+
+  echo "Finished mixFodDepsPostConfigure"
+}
+
+postUnpackHooks+=(mixFodDepsPostUnpack)
+postConfigureHooks+=(mixFodDepsPostConfigure)
diff --git a/pkgs/development/beam-modules/mix-release.nix b/pkgs/development/beam-modules/mix-release.nix
index d585a4c5ca30..93bd199bee1c 100644
--- a/pkgs/development/beam-modules/mix-release.nix
+++ b/pkgs/development/beam-modules/mix-release.nix
@@ -20,6 +20,7 @@
   mixBuildDirHook,
   mixCompileHook,
   mixEscriptSetupHook,
+  mixFodDepsSetupHook,
   mixReleaseSetupHook,
 }@inputs:
 
@@ -124,7 +125,8 @@ lib.extendMkDerivation {
           ]
         ++ lib.optionals (escriptBinName != null) [ mixEscriptSetupHook ]
         ++ lib.optionals (escriptBinName == null) [ mixReleaseSetupHook ]
-        ++ (builtins.attrValues mixNixDeps);
+        ++ (builtins.attrValues mixNixDeps)
+        ++ lib.optionals (mixFodDeps != null) [ mixFodDepsSetupHook ];
 
       buildInputs = [
         bashNonInteractive
@@ -163,16 +165,6 @@ lib.extendMkDerivation {
       }
       // (attrs.env or { });
 
-      postUnpack = ''
-        ${lib.optionalString (mixFodDeps != null) ''
-          # Compilation of the dependencies will require that the dependency path is
-          # writable, thus a copy to the $TEMPDIR is inevitable here.
-          export MIX_DEPS_PATH="$TEMPDIR/deps"
-          cp --no-preserve=mode -R "${mixFodDeps}" "$MIX_DEPS_PATH"
-        ''}
-      ''
-      + (attrs.postUnpack or "");
-
       configurePhase =
         attrs.configurePhase or ''
           runHook preConfigure
@@ -198,12 +190,6 @@ lib.extendMkDerivation {
             '') mixNixDeps}
           ''}
 
-          # Symlink deps to build root. Similar to above, but allows for mixFodDeps
-          # Phoenix projects to find javascript assets.
-          ${lib.optionalString (mixFodDeps != null) ''
-            ln -s "$MIX_DEPS_PATH" ./deps
-          ''}
-
           runHook postConfigure
         '';