diff --git a/changelog.txt b/changelog.txt
index 3c4fcc1e01..4722c3b630 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -32,6 +32,7 @@ Template for new versions:
 
 ## Fixes
 - `suspendmanager`: fix errors when constructing near the map edge
+- `gui/sandbox`: fix scrollbar moving double distance on click
 
 ## Misc Improvements
 
diff --git a/gui/sandbox.lua b/gui/sandbox.lua
index cb136f41ba..3866fd3096 100644
--- a/gui/sandbox.lua
+++ b/gui/sandbox.lua
@@ -209,6 +209,7 @@ function Sandbox:onInput(keys)
         end
     end
     view:sendInputToParent(keys)
+    return true
 end
 
 function Sandbox:find_zombie_syndrome()