diff --git a/doc/libfprint-sections.txt b/doc/libfprint-sections.txt
index b0c74fa..556ea72 100644
--- a/doc/libfprint-sections.txt
+++ b/doc/libfprint-sections.txt
@@ -235,7 +235,6 @@ fp_img_driver
 <SECTION>
 <INCLUDE>fpi-img.h</INCLUDE>
 <FILE>fpi-img</FILE>
-fp_minutiae
 FpiImgFlags
 
 fpi_img_new
diff --git a/libfprint/fpi-img.h b/libfprint/fpi-img.h
index ab4bfe8..4ebc3f3 100644
--- a/libfprint/fpi-img.h
+++ b/libfprint/fpi-img.h
@@ -67,7 +67,9 @@ struct fp_img {
 	int height;
 	size_t length;
 	FpiImgFlags flags;
+	/*< private >*/
 	struct fp_minutiae *minutiae;
+	/*< public >*/
 	unsigned char *binarized;
 	unsigned char data[0];
 };