diff --git a/common/CMakeLists.txt b/common/CMakeLists.txt
index c0542c82..8ecff8b3 100644
--- a/common/CMakeLists.txt
+++ b/common/CMakeLists.txt
@@ -8,7 +8,6 @@ list(APPEND _LIBUI_SOURCES
 	common/debug.c
 	common/drawtext.c
 	common/matrix.c
-	common/opentype.c
 	common/shouldquit.c
 	common/userbugs.c
 	common/utf.c
diff --git a/common/uipriv.h b/common/uipriv.h
index 1c61f9c7..553073f5 100644
--- a/common/uipriv.h
+++ b/common/uipriv.h
@@ -101,10 +101,6 @@ struct caretDrawParams {
 extern void caretDrawParams(uiDrawContext *c, double height, struct caretDrawParams *p);
 extern void drawTextBackground(uiDrawContext *c, double x, double y, uiDrawTextLayout *layout, size_t start, size_t end, uiDrawBrush *brush, int isSelection);
 
-// opentype.c
-typedef void (*specToOpenTypeEnumFunc)(const char *featureTag, uint32_t param, void *data);
-extern void specToOpenType(uiAttributeSpec *spec, specToOpenTypeEnumFunc f, void *data);
-
 #ifdef __cplusplus
 }
 #endif