diff --git a/src/main/java/me/blvckbytes/bbconfigmapper/ConfigMapper.java b/src/main/java/me/blvckbytes/bbconfigmapper/ConfigMapper.java
index 21aba3e..12c42d6 100644
--- a/src/main/java/me/blvckbytes/bbconfigmapper/ConfigMapper.java
+++ b/src/main/java/me/blvckbytes/bbconfigmapper/ConfigMapper.java
@@ -105,7 +105,7 @@ private <T extends AConfigSection> T mapSectionSub(@Nullable String root, @Nulla
           logger.log(Level.FINEST, () -> DebugLogSource.MAPPER + "Processing field=" + fName + " of type=" + finalFieldType);
 
           // Object fields trigger a call to runtime decide their type based on previous fields
-          if (fieldType == Object.class) {
+          if (fieldType == Object.class || f.isAnnotationPresent(CSDecide.class)) {
             Class<?> decidedType = instance.runtimeDecide(fName);
 
             if (decidedType == null)
diff --git a/src/main/java/me/blvckbytes/bbconfigmapper/sections/CSDecide.java b/src/main/java/me/blvckbytes/bbconfigmapper/sections/CSDecide.java
new file mode 100644
index 0000000..f817e82
--- /dev/null
+++ b/src/main/java/me/blvckbytes/bbconfigmapper/sections/CSDecide.java
@@ -0,0 +1,34 @@
+/*
+ * MIT License
+ *
+ * Copyright (c) 2024 BlvckBytes
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package me.blvckbytes.bbconfigmapper.sections;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+@Target({ ElementType.FIELD })
+@Retention(RetentionPolicy.RUNTIME)
+public @interface CSDecide {}