diff --git a/build/common.targets b/build/common.targets
index 50c839e1..d9d21466 100644
--- a/build/common.targets
+++ b/build/common.targets
@@ -4,7 +4,7 @@
 
   <!--set properties -->
   <PropertyGroup>
-    <Version>3.9.3</Version>
+    <Version>3.9.4</Version>
     <Product>SMAPI</Product>
 
     <LangVersion>latest</LangVersion>
diff --git a/docs/release-notes.md b/docs/release-notes.md
index 6112f99c..045a5168 100644
--- a/docs/release-notes.md
+++ b/docs/release-notes.md
@@ -7,7 +7,9 @@
   * Migrated to Harmony 2.0 (see [_migrate to Harmony 2.0_](https://stardewvalleywiki.com/Modding:Migrate_to_Harmony_2.0) for more info).
 -->
 
-## Upcoming release
+## 3.9.4
+Released 07 March 2021 for Stardew Valley 1.5.4 or later.
+
 * For players:
   * Fixed installer error if the `Mods` folder doesn't exist in 3.9.3.
 
diff --git a/src/SMAPI.Mods.ConsoleCommands/manifest.json b/src/SMAPI.Mods.ConsoleCommands/manifest.json
index 58692de1..2811a11c 100644
--- a/src/SMAPI.Mods.ConsoleCommands/manifest.json
+++ b/src/SMAPI.Mods.ConsoleCommands/manifest.json
@@ -1,9 +1,9 @@
 {
     "Name": "Console Commands",
     "Author": "SMAPI",
-    "Version": "3.9.3",
+    "Version": "3.9.4",
     "Description": "Adds SMAPI console commands that let you manipulate the game.",
     "UniqueID": "SMAPI.ConsoleCommands",
     "EntryDll": "ConsoleCommands.dll",
-    "MinimumApiVersion": "3.9.3"
+    "MinimumApiVersion": "3.9.4"
 }
diff --git a/src/SMAPI.Mods.ErrorHandler/manifest.json b/src/SMAPI.Mods.ErrorHandler/manifest.json
index 962b27f8..52bf4f6a 100644
--- a/src/SMAPI.Mods.ErrorHandler/manifest.json
+++ b/src/SMAPI.Mods.ErrorHandler/manifest.json
@@ -1,9 +1,9 @@
 {
     "Name": "Error Handler",
     "Author": "SMAPI",
-    "Version": "3.9.3",
+    "Version": "3.9.4",
     "Description": "Handles some common vanilla errors to log more useful info or avoid breaking the game.",
     "UniqueID": "SMAPI.ErrorHandler",
     "EntryDll": "ErrorHandler.dll",
-    "MinimumApiVersion": "3.9.3"
+    "MinimumApiVersion": "3.9.4"
 }
diff --git a/src/SMAPI.Mods.SaveBackup/manifest.json b/src/SMAPI.Mods.SaveBackup/manifest.json
index d51bc5d9..b88582ba 100644
--- a/src/SMAPI.Mods.SaveBackup/manifest.json
+++ b/src/SMAPI.Mods.SaveBackup/manifest.json
@@ -1,9 +1,9 @@
 {
     "Name": "Save Backup",
     "Author": "SMAPI",
-    "Version": "3.9.3",
+    "Version": "3.9.4",
     "Description": "Automatically backs up all your saves once per day into its folder.",
     "UniqueID": "SMAPI.SaveBackup",
     "EntryDll": "SaveBackup.dll",
-    "MinimumApiVersion": "3.9.3"
+    "MinimumApiVersion": "3.9.4"
 }
diff --git a/src/SMAPI/Constants.cs b/src/SMAPI/Constants.cs
index a81a6bc9..0de2b12f 100644
--- a/src/SMAPI/Constants.cs
+++ b/src/SMAPI/Constants.cs
@@ -54,7 +54,7 @@ namespace StardewModdingAPI
         ** Public
         ****/
         /// <summary>SMAPI's current semantic version.</summary>
-        public static ISemanticVersion ApiVersion { get; } = new Toolkit.SemanticVersion("3.9.3");
+        public static ISemanticVersion ApiVersion { get; } = new Toolkit.SemanticVersion("3.9.4");
 
         /// <summary>The minimum supported version of Stardew Valley.</summary>
         public static ISemanticVersion MinimumGameVersion { get; } = new GameVersion("1.5.4");