diff --git a/core/src/main/java/org/geysermc/geyser/extension/GeyserExtensionLoader.java b/core/src/main/java/org/geysermc/geyser/extension/GeyserExtensionLoader.java
index 2dabe8a4c..a648d2dda 100644
--- a/core/src/main/java/org/geysermc/geyser/extension/GeyserExtensionLoader.java
+++ b/core/src/main/java/org/geysermc/geyser/extension/GeyserExtensionLoader.java
@@ -188,7 +188,7 @@ public class GeyserExtensionLoader extends ExtensionLoader {
                         GeyserExtensionDescription description = this.extensionDescription(path);
 
                         // Store the file name against ID for later use
-                        extensionFiles.put(description.id(), path.getFileName());
+                        extensionFiles.put(description.id(), path);
                     } catch (Throwable e) {
                         // no-op
                     }