diff --git a/src/apps/debugger/dwarf/DebugInfoEntries.cpp b/src/apps/debugger/dwarf/DebugInfoEntries.cpp
index 56fe294597..cf4d0deecc 100644
--- a/src/apps/debugger/dwarf/DebugInfoEntries.cpp
+++ b/src/apps/debugger/dwarf/DebugInfoEntries.cpp
@@ -837,7 +837,8 @@ DIEEnumerationType::AddAttribute_specification(uint16 attributeName,
 DIEFormalParameter::DIEFormalParameter()
 	:
 	fAbstractOrigin(NULL),
-	fType(NULL)
+	fType(NULL),
+	fArtificial(false)
 {
 }