diff --git a/ext2spice/ext2spice.h b/ext2spice/ext2spice.h
index 894724e9..dadd9924 100644
--- a/ext2spice/ext2spice.h
+++ b/ext2spice/ext2spice.h
@@ -28,9 +28,7 @@ extern char *nodeSpiceName();
 extern int nodeVisitDebug();
 extern void topVisit();
 extern void swapDrainSource();
-extern int _ext2spice_start();
 
-extern EFNode *spcdevHierSubstrate();
 extern char *nodeSpiceHierName();
 extern devMerge *mkDevMerge();
 extern bool extHierSDAttr();