diff --git a/launcher/minecraft/mod/Resource.h b/launcher/minecraft/mod/Resource.h
index 87bfd4345..242b8a30d 100644
--- a/launcher/minecraft/mod/Resource.h
+++ b/launcher/minecraft/mod/Resource.h
@@ -152,9 +152,6 @@ class Resource : public QObject {
 
     bool isMoreThanOneHardLink() const;
 
-    auto mod_id() const -> QString { return m_mod_id; }
-    void setModId(const QString& modId) { m_mod_id = modId; }
-
    protected:
     /* The file corresponding to this resource. */
     QFileInfo m_file_info;
@@ -165,7 +162,6 @@ class Resource : public QObject {
     QString m_internal_id;
     /* Name as reported via the file name. In the absence of a better name, this is shown to the user. */
     QString m_name;
-    QString m_mod_id;
 
     /* The type of file we're dealing with. */
     ResourceType m_type = ResourceType::UNKNOWN;
diff --git a/launcher/modplatform/ModIndex.cpp b/launcher/modplatform/ModIndex.cpp
index b13087158..867cb9254 100644
--- a/launcher/modplatform/ModIndex.cpp
+++ b/launcher/modplatform/ModIndex.cpp
@@ -197,4 +197,40 @@ Side SideUtils::fromString(QString side)
         return Side::UniversalSide;
     return Side::UniversalSide;
 }
+
+QString DependencyTypeUtils::toString(DependencyType type)
+{
+    switch (type) {
+        case DependencyType::REQUIRED:
+            return "REQUIRED";
+        case DependencyType::OPTIONAL:
+            return "OPTIONAL";
+        case DependencyType::INCOMPATIBLE:
+            return "INCOMPATIBLE";
+        case DependencyType::EMBEDDED:
+            return "EMBEDDED";
+        case DependencyType::TOOL:
+            return "TOOL";
+        case DependencyType::INCLUDE:
+            return "INCLUDE";
+        case DependencyType::UNKNOWN:
+            return "UNKNOWN";
+    }
+    return "UNKNOWN";
+}
+
+DependencyType DependencyTypeUtils::fromString(const QString& str)
+{
+    static const QHash<QString, DependencyType> map = {
+        { "REQUIRED", DependencyType::REQUIRED },
+        { "OPTIONAL", DependencyType::OPTIONAL },
+        { "INCOMPATIBLE", DependencyType::INCOMPATIBLE },
+        { "EMBEDDED", DependencyType::EMBEDDED },
+        { "TOOL", DependencyType::TOOL },
+        { "INCLUDE", DependencyType::INCLUDE },
+        { "UNKNOWN", DependencyType::UNKNOWN },
+    };
+
+    return map.value(str.toUpper(), DependencyType::UNKNOWN);
+}
 }  // namespace ModPlatform
diff --git a/launcher/modplatform/ModIndex.h b/launcher/modplatform/ModIndex.h
index 6cff8c622..1292df5b1 100644
--- a/launcher/modplatform/ModIndex.h
+++ b/launcher/modplatform/ModIndex.h
@@ -57,6 +57,11 @@ QString toString(Side side);
 Side fromString(QString side);
 }  // namespace SideUtils
 
+namespace DependencyTypeUtils {
+QString toString(DependencyType type);
+DependencyType fromString(const QString& str);
+}  // namespace DependencyTypeUtils
+
 namespace ProviderCapabilities {
 const char* name(ResourceProvider);
 QString readableName(ResourceProvider);
diff --git a/launcher/modplatform/packwiz/Packwiz.cpp b/launcher/modplatform/packwiz/Packwiz.cpp
index 0660d611c..15cab589e 100644
--- a/launcher/modplatform/packwiz/Packwiz.cpp
+++ b/launcher/modplatform/packwiz/Packwiz.cpp
@@ -122,6 +122,7 @@ auto V1::createModFormat([[maybe_unused]] const QDir& index_dir,
     if (mod.version_number.isNull())  // on CurseForge, there is only a version name - not a version number
         mod.version_number = mod_version.version;
 
+    mod.dependencies = mod_version.dependencies;
     return mod;
 }
 
@@ -190,6 +191,16 @@ void V1::updateModIndex(const QDir& index_dir, Mod& mod)
         return;
     }
 
+    toml::array deps;
+    for (auto dep : mod.dependencies) {
+        auto tbl = toml::table{ { "addonId", dep.addonId.toString().toStdString() },
+                                { "type", ModPlatform::DependencyTypeUtils::toString(dep.type).toStdString() } };
+        if (!dep.version.isEmpty()) {
+            tbl.emplace("version", dep.version.toStdString());
+        }
+        deps.push_back(tbl);
+    }
+
     // Put TOML data into the file
     QTextStream in_stream(&index_file);
     {
@@ -200,6 +211,7 @@ void V1::updateModIndex(const QDir& index_dir, Mod& mod)
                                 { "x-prismlauncher-mc-versions", mcVersions },
                                 { "x-prismlauncher-release-type", mod.releaseType.toString().toStdString() },
                                 { "x-prismlauncher-version-number", mod.version_number.toStdString() },
+                                { "x-prismlauncher-dependencies", deps },
                                 { "download",
                                   toml::table{
                                       { "mode", mod.mode.toStdString() },
@@ -330,6 +342,21 @@ auto V1::getIndexForMod(const QDir& index_dir, QString slug) -> Mod
             return {};
         }
     }
+    {  // dependencies
+        auto deps = table["x-prismlauncher-dependencies"].as_array();
+        if (deps) {
+            for (auto&& depNode : *deps) {
+                auto dep = depNode.as_table();
+                if (dep) {
+                    ModPlatform::Dependency d;
+                    d.addonId = stringEntry(*dep, "addonId");
+                    d.version = stringEntry(*dep, "version");
+                    d.type = ModPlatform::DependencyTypeUtils::fromString(stringEntry(*dep, "type"));
+                    mod.dependencies << d;
+                }
+            }
+        }
+    }
 
     return mod;
 }
diff --git a/launcher/modplatform/packwiz/Packwiz.h b/launcher/modplatform/packwiz/Packwiz.h
index ba9a0fe75..b5b8894f3 100644
--- a/launcher/modplatform/packwiz/Packwiz.h
+++ b/launcher/modplatform/packwiz/Packwiz.h
@@ -55,6 +55,8 @@ class V1 {
         QVariant project_id{};
         QString version_number{};
 
+        QList<ModPlatform::Dependency> dependencies;
+
        public:
         // This is a totally heuristic, but should work for now.
         auto isValid() const -> bool { return !slug.isEmpty() && !project_id.isNull(); }