diff --git a/lib/pc_api.h b/lib/pc_api.h
index 2238093..b6c7fb7 100644
--- a/lib/pc_api.h
+++ b/lib/pc_api.h
@@ -289,8 +289,6 @@ void pc_schema_set_dimension(PCSCHEMA *s, PCDIMENSION *d);
 void pc_schema_check_xyzm(PCSCHEMA *s);
 /** Get the width in bytes of a single point in the schema */
 size_t pc_schema_get_size(const PCSCHEMA *s);
-/** Check whether the schemas have the same dimensions at the same positions */
-uint32_t pc_schema_same_dimensions_and_positions(const PCSCHEMA *s1, const PCSCHEMA *s2);
 
 
 /**********************************************************************