diff --git a/usrguide/apiguide/Apiguide.adoc b/usrguide/apiguide/Apiguide.adoc
index 3b663c96451f180ac1ad013325971044bb8269f0..c70d14ada465c382654685d0406ff27f30df388e 100644
--- a/usrguide/apiguide/Apiguide.adoc
+++ b/usrguide/apiguide/Apiguide.adoc
@@ -40,7 +40,7 @@ ifdef::env-github,backend-html5[]
 * link:3-external_classes.adoc[External Classes]
 * link:4-logger_plug-ins.adoc[Logger Plug-ins]
 * link:5-encoding_and_decoding.adoc[Encoding and Decoding]
-* link:6-mapping_ttcn3_data_types_to_c+\+_constructs.adoc[Mapping TTCN–3 Data Types to {cpp} Constructs]
+* link:6-mapping_ttcn3_data_types_to_c++_constructs.adoc[Mapping TTCN–3 Data Types to {cpp} Constructs]
 * link:7-tips_and_troubleshooting.adoc[Tips & Troubleshooting]
 * link:8-references.adoc[References]
 * link:9-abbreviations.adoc[Abbreviations]