diff --git a/src/dlangide/ui/dsourceedit.d b/src/dlangide/ui/dsourceedit.d
index b26d4b6..fcad06c 100644
--- a/src/dlangide/ui/dsourceedit.d
+++ b/src/dlangide/ui/dsourceedit.d
@@ -25,6 +25,7 @@ import ddebug.common.debugger;
 
 import std.algorithm;
 import std.utf : toUTF32;
+import std.utf : toUTF8;
 
 interface BreakpointListChangeListener {
     void onBreakpointListChanged(ProjectSourceFile sourceFile, Breakpoint[] breakpoints);